diff --git a/cuda_bindings/cuda/bindings/_lib/utils.pxd.in b/cuda_bindings/cuda/bindings/_lib/utils.pxd.in
index 7b4adb9624..47b58063e2 100644
--- a/cuda_bindings/cuda/bindings/_lib/utils.pxd.in
+++ b/cuda_bindings/cuda/bindings/_lib/utils.pxd.in
@@ -1,4 +1,4 @@
-# SPDX-FileCopyrightText: Copyright (c) 2021-2024 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+# SPDX-FileCopyrightText: Copyright (c) 2021-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
 # SPDX-License-Identifier: LicenseRef-NVIDIA-SOFTWARE-LICENSE
 
 cimport cuda.bindings.driver as driver
@@ -134,6 +134,7 @@ cdef class _HelperCUmemAllocationHandleType:
 {{endif}}
 
 cdef class _InputVoidPtrPtrHelper:
+    cdef object _references
     cdef void** _cptr
 
 {{if 'CUcoredumpSettings_enum' in found_types}}
diff --git a/cuda_bindings/cuda/bindings/_lib/utils.pxi.in b/cuda_bindings/cuda/bindings/_lib/utils.pxi.in
index f4b75741bc..471d36acc8 100644
--- a/cuda_bindings/cuda/bindings/_lib/utils.pxi.in
+++ b/cuda_bindings/cuda/bindings/_lib/utils.pxi.in
@@ -596,6 +596,9 @@ cdef class _HelperCUmemAllocationHandleType:
 
 cdef class _InputVoidPtrPtrHelper:
     def __cinit__(self, lst):
+        # Hold onto references to the original buffers so they
+        # won't be free'd behind our back
+        self._references = lst
         self._cptr = <void**>_callocWrapper(len(lst), sizeof(void*))
         for idx in range(len(lst)):
             self._cptr[idx] = <void*><void_ptr>lst[idx].cptr
diff --git a/cuda_bindings/cuda/bindings/driver.pxd.in b/cuda_bindings/cuda/bindings/driver.pxd.in
index 9035d1f9d8..ed992b8bd0 100644
--- a/cuda_bindings/cuda/bindings/driver.pxd.in
+++ b/cuda_bindings/cuda/bindings/driver.pxd.in
@@ -1,4 +1,4 @@
-# SPDX-FileCopyrightText: Copyright (c) 2021-2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+# SPDX-FileCopyrightText: Copyright (c) 2021-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
 # SPDX-License-Identifier: LicenseRef-NVIDIA-SOFTWARE-LICENSE
 
 # This code was automatically generated with version 13.1.0. Do not modify it directly.
@@ -1162,6 +1162,9 @@ cdef class CUaccessPolicyWindow_st:
     """
     cdef cydriver.CUaccessPolicyWindow_st _pvt_val
     cdef cydriver.CUaccessPolicyWindow_st* _pvt_ptr
+    {{if 'CUaccessPolicyWindow_st.base_ptr' in found_struct}}
+    cdef _HelperInputVoidPtr _cybase_ptr
+    {{endif}}
 {{endif}}
 {{if 'CUDA_KERNEL_NODE_PARAMS_st' in found_struct}}
 
@@ -1506,6 +1509,9 @@ cdef class CUDA_HOST_NODE_PARAMS_st:
     {{if 'CUDA_HOST_NODE_PARAMS_st.fn' in found_struct}}
     cdef CUhostFn _fn
     {{endif}}
+    {{if 'CUDA_HOST_NODE_PARAMS_st.userData' in found_struct}}
+    cdef _HelperInputVoidPtr _cyuserData
+    {{endif}}
 {{endif}}
 {{if 'CUDA_HOST_NODE_PARAMS_v2_st' in found_struct}}
 
@@ -1534,6 +1540,9 @@ cdef class CUDA_HOST_NODE_PARAMS_v2_st:
     {{if 'CUDA_HOST_NODE_PARAMS_v2_st.fn' in found_struct}}
     cdef CUhostFn _fn
     {{endif}}
+    {{if 'CUDA_HOST_NODE_PARAMS_v2_st.userData' in found_struct}}
+    cdef _HelperInputVoidPtr _cyuserData
+    {{endif}}
 {{endif}}
 {{if 'CUDA_CONDITIONAL_NODE_PARAMS' in found_struct}}
 
@@ -2186,6 +2195,9 @@ cdef class CUctxCigParam_st:
     """
     cdef cydriver.CUctxCigParam_st _pvt_val
     cdef cydriver.CUctxCigParam_st* _pvt_ptr
+    {{if 'CUctxCigParam_st.sharedData' in found_struct}}
+    cdef _HelperInputVoidPtr _cysharedData
+    {{endif}}
 {{endif}}
 {{if 'CUctxCreateParams_st' in found_struct}}
 
@@ -2255,6 +2267,12 @@ cdef class CUlibraryHostUniversalFunctionAndDataTable_st:
     """
     cdef cydriver.CUlibraryHostUniversalFunctionAndDataTable_st _pvt_val
     cdef cydriver.CUlibraryHostUniversalFunctionAndDataTable_st* _pvt_ptr
+    {{if 'CUlibraryHostUniversalFunctionAndDataTable_st.functionTable' in found_struct}}
+    cdef _HelperInputVoidPtr _cyfunctionTable
+    {{endif}}
+    {{if 'CUlibraryHostUniversalFunctionAndDataTable_st.dataTable' in found_struct}}
+    cdef _HelperInputVoidPtr _cydataTable
+    {{endif}}
 {{endif}}
 {{if 'CUDA_MEMCPY2D_st' in found_struct}}
 
@@ -2336,12 +2354,18 @@ cdef class CUDA_MEMCPY2D_st:
     """
     cdef cydriver.CUDA_MEMCPY2D_st _pvt_val
     cdef cydriver.CUDA_MEMCPY2D_st* _pvt_ptr
+    {{if 'CUDA_MEMCPY2D_st.srcHost' in found_struct}}
+    cdef _HelperInputVoidPtr _cysrcHost
+    {{endif}}
     {{if 'CUDA_MEMCPY2D_st.srcDevice' in found_struct}}
     cdef CUdeviceptr _srcDevice
     {{endif}}
     {{if 'CUDA_MEMCPY2D_st.srcArray' in found_struct}}
     cdef CUarray _srcArray
     {{endif}}
+    {{if 'CUDA_MEMCPY2D_st.dstHost' in found_struct}}
+    cdef _HelperInputVoidPtr _cydstHost
+    {{endif}}
     {{if 'CUDA_MEMCPY2D_st.dstDevice' in found_struct}}
     cdef CUdeviceptr _dstDevice
     {{endif}}
@@ -2466,18 +2490,30 @@ cdef class CUDA_MEMCPY3D_st:
     """
     cdef cydriver.CUDA_MEMCPY3D_st _pvt_val
     cdef cydriver.CUDA_MEMCPY3D_st* _pvt_ptr
+    {{if 'CUDA_MEMCPY3D_st.srcHost' in found_struct}}
+    cdef _HelperInputVoidPtr _cysrcHost
+    {{endif}}
     {{if 'CUDA_MEMCPY3D_st.srcDevice' in found_struct}}
     cdef CUdeviceptr _srcDevice
     {{endif}}
     {{if 'CUDA_MEMCPY3D_st.srcArray' in found_struct}}
     cdef CUarray _srcArray
     {{endif}}
+    {{if 'CUDA_MEMCPY3D_st.reserved0' in found_struct}}
+    cdef _HelperInputVoidPtr _cyreserved0
+    {{endif}}
+    {{if 'CUDA_MEMCPY3D_st.dstHost' in found_struct}}
+    cdef _HelperInputVoidPtr _cydstHost
+    {{endif}}
     {{if 'CUDA_MEMCPY3D_st.dstDevice' in found_struct}}
     cdef CUdeviceptr _dstDevice
     {{endif}}
     {{if 'CUDA_MEMCPY3D_st.dstArray' in found_struct}}
     cdef CUarray _dstArray
     {{endif}}
+    {{if 'CUDA_MEMCPY3D_st.reserved1' in found_struct}}
+    cdef _HelperInputVoidPtr _cyreserved1
+    {{endif}}
 {{endif}}
 {{if 'CUDA_MEMCPY3D_PEER_st' in found_struct}}
 
@@ -2597,6 +2633,9 @@ cdef class CUDA_MEMCPY3D_PEER_st:
     """
     cdef cydriver.CUDA_MEMCPY3D_PEER_st _pvt_val
     cdef cydriver.CUDA_MEMCPY3D_PEER_st* _pvt_ptr
+    {{if 'CUDA_MEMCPY3D_PEER_st.srcHost' in found_struct}}
+    cdef _HelperInputVoidPtr _cysrcHost
+    {{endif}}
     {{if 'CUDA_MEMCPY3D_PEER_st.srcDevice' in found_struct}}
     cdef CUdeviceptr _srcDevice
     {{endif}}
@@ -2606,6 +2645,9 @@ cdef class CUDA_MEMCPY3D_PEER_st:
     {{if 'CUDA_MEMCPY3D_PEER_st.srcContext' in found_struct}}
     cdef CUcontext _srcContext
     {{endif}}
+    {{if 'CUDA_MEMCPY3D_PEER_st.dstHost' in found_struct}}
+    cdef _HelperInputVoidPtr _cydstHost
+    {{endif}}
     {{if 'CUDA_MEMCPY3D_PEER_st.dstDevice' in found_struct}}
     cdef CUdeviceptr _dstDevice
     {{endif}}
@@ -3284,6 +3326,12 @@ cdef class anon_struct12:
         Get memory address of class instance
     """
     cdef cydriver.CUDA_EXTERNAL_MEMORY_HANDLE_DESC_st* _pvt_ptr
+    {{if 'CUDA_EXTERNAL_MEMORY_HANDLE_DESC_st.handle.win32.handle' in found_struct}}
+    cdef _HelperInputVoidPtr _cyhandle
+    {{endif}}
+    {{if 'CUDA_EXTERNAL_MEMORY_HANDLE_DESC_st.handle.win32.name' in found_struct}}
+    cdef _HelperInputVoidPtr _cyname
+    {{endif}}
 {{endif}}
 {{if 'CUDA_EXTERNAL_MEMORY_HANDLE_DESC_st.handle' in found_struct}}
 
@@ -3313,6 +3361,9 @@ cdef class anon_union5:
     {{if 'CUDA_EXTERNAL_MEMORY_HANDLE_DESC_st.handle.win32' in found_struct}}
     cdef anon_struct12 _win32
     {{endif}}
+    {{if 'CUDA_EXTERNAL_MEMORY_HANDLE_DESC_st.handle.nvSciBufObject' in found_struct}}
+    cdef _HelperInputVoidPtr _cynvSciBufObject
+    {{endif}}
 {{endif}}
 {{if 'CUDA_EXTERNAL_MEMORY_HANDLE_DESC_st' in found_struct}}
 
@@ -3445,6 +3496,12 @@ cdef class anon_struct13:
         Get memory address of class instance
     """
     cdef cydriver.CUDA_EXTERNAL_SEMAPHORE_HANDLE_DESC_st* _pvt_ptr
+    {{if 'CUDA_EXTERNAL_SEMAPHORE_HANDLE_DESC_st.handle.win32.handle' in found_struct}}
+    cdef _HelperInputVoidPtr _cyhandle
+    {{endif}}
+    {{if 'CUDA_EXTERNAL_SEMAPHORE_HANDLE_DESC_st.handle.win32.name' in found_struct}}
+    cdef _HelperInputVoidPtr _cyname
+    {{endif}}
 {{endif}}
 {{if 'CUDA_EXTERNAL_SEMAPHORE_HANDLE_DESC_st.handle' in found_struct}}
 
@@ -3474,6 +3531,9 @@ cdef class anon_union6:
     {{if 'CUDA_EXTERNAL_SEMAPHORE_HANDLE_DESC_st.handle.win32' in found_struct}}
     cdef anon_struct13 _win32
     {{endif}}
+    {{if 'CUDA_EXTERNAL_SEMAPHORE_HANDLE_DESC_st.handle.nvSciSyncObj' in found_struct}}
+    cdef _HelperInputVoidPtr _cynvSciSyncObj
+    {{endif}}
 {{endif}}
 {{if 'CUDA_EXTERNAL_SEMAPHORE_HANDLE_DESC_st' in found_struct}}
 
@@ -3550,6 +3610,9 @@ cdef class anon_union7:
         Get memory address of class instance
     """
     cdef cydriver.CUDA_EXTERNAL_SEMAPHORE_SIGNAL_PARAMS_st* _pvt_ptr
+    {{if 'CUDA_EXTERNAL_SEMAPHORE_SIGNAL_PARAMS_st.params.nvSciSync.fence' in found_struct}}
+    cdef _HelperInputVoidPtr _cyfence
+    {{endif}}
 {{endif}}
 {{if 'CUDA_EXTERNAL_SEMAPHORE_SIGNAL_PARAMS_st.params.keyedMutex' in found_struct}}
 
@@ -3686,6 +3749,9 @@ cdef class anon_union8:
         Get memory address of class instance
     """
     cdef cydriver.CUDA_EXTERNAL_SEMAPHORE_WAIT_PARAMS_st* _pvt_ptr
+    {{if 'CUDA_EXTERNAL_SEMAPHORE_WAIT_PARAMS_st.params.nvSciSync.fence' in found_struct}}
+    cdef _HelperInputVoidPtr _cyfence
+    {{endif}}
 {{endif}}
 {{if 'CUDA_EXTERNAL_SEMAPHORE_WAIT_PARAMS_st.params.keyedMutex' in found_struct}}
 
@@ -4257,6 +4323,9 @@ cdef class CUmemAllocationProp_st:
     {{if 'CUmemAllocationProp_st.location' in found_struct}}
     cdef CUmemLocation _location
     {{endif}}
+    {{if 'CUmemAllocationProp_st.win32HandleMetaData' in found_struct}}
+    cdef _HelperInputVoidPtr _cywin32HandleMetaData
+    {{endif}}
     {{if 'CUmemAllocationProp_st.allocFlags' in found_struct}}
     cdef anon_struct22 _allocFlags
     {{endif}}
@@ -4416,6 +4485,9 @@ cdef class CUmemPoolProps_st:
     {{if 'CUmemPoolProps_st.location' in found_struct}}
     cdef CUmemLocation _location
     {{endif}}
+    {{if 'CUmemPoolProps_st.win32SecurityAttributes' in found_struct}}
+    cdef _HelperInputVoidPtr _cywin32SecurityAttributes
+    {{endif}}
 {{endif}}
 {{if 'CUmemPoolPtrExportData_st' in found_struct}}
 
@@ -5232,6 +5304,12 @@ cdef class CUmemDecompressParams_st:
     """
     cdef cydriver.CUmemDecompressParams_st _pvt_val
     cdef cydriver.CUmemDecompressParams_st* _pvt_ptr
+    {{if 'CUmemDecompressParams_st.src' in found_struct}}
+    cdef _HelperInputVoidPtr _cysrc
+    {{endif}}
+    {{if 'CUmemDecompressParams_st.dst' in found_struct}}
+    cdef _HelperInputVoidPtr _cydst
+    {{endif}}
 {{endif}}
 {{if 'CUdevSmResource_st' in found_struct}}
 
diff --git a/cuda_bindings/cuda/bindings/driver.pyx.in b/cuda_bindings/cuda/bindings/driver.pyx.in
index 34a4759195..9a4535c1c7 100644
--- a/cuda_bindings/cuda/bindings/driver.pyx.in
+++ b/cuda_bindings/cuda/bindings/driver.pyx.in
@@ -11501,8 +11501,8 @@ cdef class CUaccessPolicyWindow_st:
         return <void_ptr>self._pvt_ptr[0].base_ptr
     @base_ptr.setter
     def base_ptr(self, base_ptr):
-        _cbase_ptr = _HelperInputVoidPtr(base_ptr)
-        self._pvt_ptr[0].base_ptr = <void*><void_ptr>_cbase_ptr.cptr
+        self._cybase_ptr = _HelperInputVoidPtr(base_ptr)
+        self._pvt_ptr[0].base_ptr = <void*><void_ptr>self._cybase_ptr.cptr
     {{endif}}
     {{if 'CUaccessPolicyWindow_st.num_bytes' in found_struct}}
     @property
@@ -12749,8 +12749,8 @@ cdef class CUDA_HOST_NODE_PARAMS_st:
         return <void_ptr>self._pvt_ptr[0].userData
     @userData.setter
     def userData(self, userData):
-        _cuserData = _HelperInputVoidPtr(userData)
-        self._pvt_ptr[0].userData = <void*><void_ptr>_cuserData.cptr
+        self._cyuserData = _HelperInputVoidPtr(userData)
+        self._pvt_ptr[0].userData = <void*><void_ptr>self._cyuserData.cptr
     {{endif}}
 {{endif}}
 {{if 'CUDA_HOST_NODE_PARAMS_v2_st' in found_struct}}
@@ -12830,8 +12830,8 @@ cdef class CUDA_HOST_NODE_PARAMS_v2_st:
         return <void_ptr>self._pvt_ptr[0].userData
     @userData.setter
     def userData(self, userData):
-        _cuserData = _HelperInputVoidPtr(userData)
-        self._pvt_ptr[0].userData = <void*><void_ptr>_cuserData.cptr
+        self._cyuserData = _HelperInputVoidPtr(userData)
+        self._pvt_ptr[0].userData = <void*><void_ptr>self._cyuserData.cptr
     {{endif}}
 {{endif}}
 {{if 'CUDA_CONDITIONAL_NODE_PARAMS' in found_struct}}
@@ -14693,8 +14693,8 @@ cdef class CUctxCigParam_st:
         return <void_ptr>self._pvt_ptr[0].sharedData
     @sharedData.setter
     def sharedData(self, sharedData):
-        _csharedData = _HelperInputVoidPtr(sharedData)
-        self._pvt_ptr[0].sharedData = <void*><void_ptr>_csharedData.cptr
+        self._cysharedData = _HelperInputVoidPtr(sharedData)
+        self._pvt_ptr[0].sharedData = <void*><void_ptr>self._cysharedData.cptr
     {{endif}}
 {{endif}}
 {{if 'CUctxCreateParams_st' in found_struct}}
@@ -14897,8 +14897,8 @@ cdef class CUlibraryHostUniversalFunctionAndDataTable_st:
         return <void_ptr>self._pvt_ptr[0].functionTable
     @functionTable.setter
     def functionTable(self, functionTable):
-        _cfunctionTable = _HelperInputVoidPtr(functionTable)
-        self._pvt_ptr[0].functionTable = <void*><void_ptr>_cfunctionTable.cptr
+        self._cyfunctionTable = _HelperInputVoidPtr(functionTable)
+        self._pvt_ptr[0].functionTable = <void*><void_ptr>self._cyfunctionTable.cptr
     {{endif}}
     {{if 'CUlibraryHostUniversalFunctionAndDataTable_st.functionWindowSize' in found_struct}}
     @property
@@ -14914,8 +14914,8 @@ cdef class CUlibraryHostUniversalFunctionAndDataTable_st:
         return <void_ptr>self._pvt_ptr[0].dataTable
     @dataTable.setter
     def dataTable(self, dataTable):
-        _cdataTable = _HelperInputVoidPtr(dataTable)
-        self._pvt_ptr[0].dataTable = <void*><void_ptr>_cdataTable.cptr
+        self._cydataTable = _HelperInputVoidPtr(dataTable)
+        self._pvt_ptr[0].dataTable = <void*><void_ptr>self._cydataTable.cptr
     {{endif}}
     {{if 'CUlibraryHostUniversalFunctionAndDataTable_st.dataWindowSize' in found_struct}}
     @property
@@ -15159,8 +15159,8 @@ cdef class CUDA_MEMCPY2D_st:
         return <void_ptr>self._pvt_ptr[0].srcHost
     @srcHost.setter
     def srcHost(self, srcHost):
-        _csrcHost = _HelperInputVoidPtr(srcHost)
-        self._pvt_ptr[0].srcHost = <void*><void_ptr>_csrcHost.cptr
+        self._cysrcHost = _HelperInputVoidPtr(srcHost)
+        self._pvt_ptr[0].srcHost = <void*><void_ptr>self._cysrcHost.cptr
     {{endif}}
     {{if 'CUDA_MEMCPY2D_st.srcDevice' in found_struct}}
     @property
@@ -15235,8 +15235,8 @@ cdef class CUDA_MEMCPY2D_st:
         return <void_ptr>self._pvt_ptr[0].dstHost
     @dstHost.setter
     def dstHost(self, dstHost):
-        _cdstHost = _HelperInputVoidPtr(dstHost)
-        self._pvt_ptr[0].dstHost = <void*><void_ptr>_cdstHost.cptr
+        self._cydstHost = _HelperInputVoidPtr(dstHost)
+        self._pvt_ptr[0].dstHost = <void*><void_ptr>self._cydstHost.cptr
     {{endif}}
     {{if 'CUDA_MEMCPY2D_st.dstDevice' in found_struct}}
     @property
@@ -15638,8 +15638,8 @@ cdef class CUDA_MEMCPY3D_st:
         return <void_ptr>self._pvt_ptr[0].srcHost
     @srcHost.setter
     def srcHost(self, srcHost):
-        _csrcHost = _HelperInputVoidPtr(srcHost)
-        self._pvt_ptr[0].srcHost = <void*><void_ptr>_csrcHost.cptr
+        self._cysrcHost = _HelperInputVoidPtr(srcHost)
+        self._pvt_ptr[0].srcHost = <void*><void_ptr>self._cysrcHost.cptr
     {{endif}}
     {{if 'CUDA_MEMCPY3D_st.srcDevice' in found_struct}}
     @property
@@ -15682,8 +15682,8 @@ cdef class CUDA_MEMCPY3D_st:
         return <void_ptr>self._pvt_ptr[0].reserved0
     @reserved0.setter
     def reserved0(self, reserved0):
-        _creserved0 = _HelperInputVoidPtr(reserved0)
-        self._pvt_ptr[0].reserved0 = <void*><void_ptr>_creserved0.cptr
+        self._cyreserved0 = _HelperInputVoidPtr(reserved0)
+        self._pvt_ptr[0].reserved0 = <void*><void_ptr>self._cyreserved0.cptr
     {{endif}}
     {{if 'CUDA_MEMCPY3D_st.srcPitch' in found_struct}}
     @property
@@ -15747,8 +15747,8 @@ cdef class CUDA_MEMCPY3D_st:
         return <void_ptr>self._pvt_ptr[0].dstHost
     @dstHost.setter
     def dstHost(self, dstHost):
-        _cdstHost = _HelperInputVoidPtr(dstHost)
-        self._pvt_ptr[0].dstHost = <void*><void_ptr>_cdstHost.cptr
+        self._cydstHost = _HelperInputVoidPtr(dstHost)
+        self._pvt_ptr[0].dstHost = <void*><void_ptr>self._cydstHost.cptr
     {{endif}}
     {{if 'CUDA_MEMCPY3D_st.dstDevice' in found_struct}}
     @property
@@ -15791,8 +15791,8 @@ cdef class CUDA_MEMCPY3D_st:
         return <void_ptr>self._pvt_ptr[0].reserved1
     @reserved1.setter
     def reserved1(self, reserved1):
-        _creserved1 = _HelperInputVoidPtr(reserved1)
-        self._pvt_ptr[0].reserved1 = <void*><void_ptr>_creserved1.cptr
+        self._cyreserved1 = _HelperInputVoidPtr(reserved1)
+        self._pvt_ptr[0].reserved1 = <void*><void_ptr>self._cyreserved1.cptr
     {{endif}}
     {{if 'CUDA_MEMCPY3D_st.dstPitch' in found_struct}}
     @property
@@ -16182,8 +16182,8 @@ cdef class CUDA_MEMCPY3D_PEER_st:
         return <void_ptr>self._pvt_ptr[0].srcHost
     @srcHost.setter
     def srcHost(self, srcHost):
-        _csrcHost = _HelperInputVoidPtr(srcHost)
-        self._pvt_ptr[0].srcHost = <void*><void_ptr>_csrcHost.cptr
+        self._cysrcHost = _HelperInputVoidPtr(srcHost)
+        self._pvt_ptr[0].srcHost = <void*><void_ptr>self._cysrcHost.cptr
     {{endif}}
     {{if 'CUDA_MEMCPY3D_PEER_st.srcDevice' in found_struct}}
     @property
@@ -16299,8 +16299,8 @@ cdef class CUDA_MEMCPY3D_PEER_st:
         return <void_ptr>self._pvt_ptr[0].dstHost
     @dstHost.setter
     def dstHost(self, dstHost):
-        _cdstHost = _HelperInputVoidPtr(dstHost)
-        self._pvt_ptr[0].dstHost = <void*><void_ptr>_cdstHost.cptr
+        self._cydstHost = _HelperInputVoidPtr(dstHost)
+        self._pvt_ptr[0].dstHost = <void*><void_ptr>self._cydstHost.cptr
     {{endif}}
     {{if 'CUDA_MEMCPY3D_PEER_st.dstDevice' in found_struct}}
     @property
@@ -18516,8 +18516,8 @@ cdef class anon_struct12:
         return <void_ptr>self._pvt_ptr[0].handle.win32.handle
     @handle.setter
     def handle(self, handle):
-        _chandle = _HelperInputVoidPtr(handle)
-        self._pvt_ptr[0].handle.win32.handle = <void*><void_ptr>_chandle.cptr
+        self._cyhandle = _HelperInputVoidPtr(handle)
+        self._pvt_ptr[0].handle.win32.handle = <void*><void_ptr>self._cyhandle.cptr
     {{endif}}
     {{if 'CUDA_EXTERNAL_MEMORY_HANDLE_DESC_st.handle.win32.name' in found_struct}}
     @property
@@ -18525,8 +18525,8 @@ cdef class anon_struct12:
         return <void_ptr>self._pvt_ptr[0].handle.win32.name
     @name.setter
     def name(self, name):
-        _cname = _HelperInputVoidPtr(name)
-        self._pvt_ptr[0].handle.win32.name = <void*><void_ptr>_cname.cptr
+        self._cyname = _HelperInputVoidPtr(name)
+        self._pvt_ptr[0].handle.win32.name = <void*><void_ptr>self._cyname.cptr
     {{endif}}
 {{endif}}
 {{if 'CUDA_EXTERNAL_MEMORY_HANDLE_DESC_st.handle' in found_struct}}
@@ -18611,8 +18611,8 @@ cdef class anon_union5:
         return <void_ptr>self._pvt_ptr[0].handle.nvSciBufObject
     @nvSciBufObject.setter
     def nvSciBufObject(self, nvSciBufObject):
-        _cnvSciBufObject = _HelperInputVoidPtr(nvSciBufObject)
-        self._pvt_ptr[0].handle.nvSciBufObject = <void*><void_ptr>_cnvSciBufObject.cptr
+        self._cynvSciBufObject = _HelperInputVoidPtr(nvSciBufObject)
+        self._pvt_ptr[0].handle.nvSciBufObject = <void*><void_ptr>self._cynvSciBufObject.cptr
     {{endif}}
 {{endif}}
 {{if 'CUDA_EXTERNAL_MEMORY_HANDLE_DESC_st' in found_struct}}
@@ -19007,8 +19007,8 @@ cdef class anon_struct13:
         return <void_ptr>self._pvt_ptr[0].handle.win32.handle
     @handle.setter
     def handle(self, handle):
-        _chandle = _HelperInputVoidPtr(handle)
-        self._pvt_ptr[0].handle.win32.handle = <void*><void_ptr>_chandle.cptr
+        self._cyhandle = _HelperInputVoidPtr(handle)
+        self._pvt_ptr[0].handle.win32.handle = <void*><void_ptr>self._cyhandle.cptr
     {{endif}}
     {{if 'CUDA_EXTERNAL_SEMAPHORE_HANDLE_DESC_st.handle.win32.name' in found_struct}}
     @property
@@ -19016,8 +19016,8 @@ cdef class anon_struct13:
         return <void_ptr>self._pvt_ptr[0].handle.win32.name
     @name.setter
     def name(self, name):
-        _cname = _HelperInputVoidPtr(name)
-        self._pvt_ptr[0].handle.win32.name = <void*><void_ptr>_cname.cptr
+        self._cyname = _HelperInputVoidPtr(name)
+        self._pvt_ptr[0].handle.win32.name = <void*><void_ptr>self._cyname.cptr
     {{endif}}
 {{endif}}
 {{if 'CUDA_EXTERNAL_SEMAPHORE_HANDLE_DESC_st.handle' in found_struct}}
@@ -19102,8 +19102,8 @@ cdef class anon_union6:
         return <void_ptr>self._pvt_ptr[0].handle.nvSciSyncObj
     @nvSciSyncObj.setter
     def nvSciSyncObj(self, nvSciSyncObj):
-        _cnvSciSyncObj = _HelperInputVoidPtr(nvSciSyncObj)
-        self._pvt_ptr[0].handle.nvSciSyncObj = <void*><void_ptr>_cnvSciSyncObj.cptr
+        self._cynvSciSyncObj = _HelperInputVoidPtr(nvSciSyncObj)
+        self._pvt_ptr[0].handle.nvSciSyncObj = <void*><void_ptr>self._cynvSciSyncObj.cptr
     {{endif}}
 {{endif}}
 {{if 'CUDA_EXTERNAL_SEMAPHORE_HANDLE_DESC_st' in found_struct}}
@@ -19314,8 +19314,8 @@ cdef class anon_union7:
         return <void_ptr>self._pvt_ptr[0].params.nvSciSync.fence
     @fence.setter
     def fence(self, fence):
-        _cfence = _HelperInputVoidPtr(fence)
-        self._pvt_ptr[0].params.nvSciSync.fence = <void*><void_ptr>_cfence.cptr
+        self._cyfence = _HelperInputVoidPtr(fence)
+        self._pvt_ptr[0].params.nvSciSync.fence = <void*><void_ptr>self._cyfence.cptr
     {{endif}}
     {{if 'CUDA_EXTERNAL_SEMAPHORE_SIGNAL_PARAMS_st.params.nvSciSync.reserved' in found_struct}}
     @property
@@ -19676,8 +19676,8 @@ cdef class anon_union8:
         return <void_ptr>self._pvt_ptr[0].params.nvSciSync.fence
     @fence.setter
     def fence(self, fence):
-        _cfence = _HelperInputVoidPtr(fence)
-        self._pvt_ptr[0].params.nvSciSync.fence = <void*><void_ptr>_cfence.cptr
+        self._cyfence = _HelperInputVoidPtr(fence)
+        self._pvt_ptr[0].params.nvSciSync.fence = <void*><void_ptr>self._cyfence.cptr
     {{endif}}
     {{if 'CUDA_EXTERNAL_SEMAPHORE_WAIT_PARAMS_st.params.nvSciSync.reserved' in found_struct}}
     @property
@@ -21462,8 +21462,8 @@ cdef class CUmemAllocationProp_st:
         return <void_ptr>self._pvt_ptr[0].win32HandleMetaData
     @win32HandleMetaData.setter
     def win32HandleMetaData(self, win32HandleMetaData):
-        _cwin32HandleMetaData = _HelperInputVoidPtr(win32HandleMetaData)
-        self._pvt_ptr[0].win32HandleMetaData = <void*><void_ptr>_cwin32HandleMetaData.cptr
+        self._cywin32HandleMetaData = _HelperInputVoidPtr(win32HandleMetaData)
+        self._pvt_ptr[0].win32HandleMetaData = <void*><void_ptr>self._cywin32HandleMetaData.cptr
     {{endif}}
     {{if 'CUmemAllocationProp_st.allocFlags' in found_struct}}
     @property
@@ -21905,8 +21905,8 @@ cdef class CUmemPoolProps_st:
         return <void_ptr>self._pvt_ptr[0].win32SecurityAttributes
     @win32SecurityAttributes.setter
     def win32SecurityAttributes(self, win32SecurityAttributes):
-        _cwin32SecurityAttributes = _HelperInputVoidPtr(win32SecurityAttributes)
-        self._pvt_ptr[0].win32SecurityAttributes = <void*><void_ptr>_cwin32SecurityAttributes.cptr
+        self._cywin32SecurityAttributes = _HelperInputVoidPtr(win32SecurityAttributes)
+        self._pvt_ptr[0].win32SecurityAttributes = <void*><void_ptr>self._cywin32SecurityAttributes.cptr
     {{endif}}
     {{if 'CUmemPoolProps_st.maxSize' in found_struct}}
     @property
@@ -24265,8 +24265,8 @@ cdef class CUmemDecompressParams_st:
         return <void_ptr>self._pvt_ptr[0].src
     @src.setter
     def src(self, src):
-        _csrc = _HelperInputVoidPtr(src)
-        self._pvt_ptr[0].src = <void*><void_ptr>_csrc.cptr
+        self._cysrc = _HelperInputVoidPtr(src)
+        self._pvt_ptr[0].src = <void*><void_ptr>self._cysrc.cptr
     {{endif}}
     {{if 'CUmemDecompressParams_st.dst' in found_struct}}
     @property
@@ -24274,8 +24274,8 @@ cdef class CUmemDecompressParams_st:
         return <void_ptr>self._pvt_ptr[0].dst
     @dst.setter
     def dst(self, dst):
-        _cdst = _HelperInputVoidPtr(dst)
-        self._pvt_ptr[0].dst = <void*><void_ptr>_cdst.cptr
+        self._cydst = _HelperInputVoidPtr(dst)
+        self._pvt_ptr[0].dst = <void*><void_ptr>self._cydst.cptr
     {{endif}}
     {{if 'CUmemDecompressParams_st.algo' in found_struct}}
     @property
diff --git a/cuda_bindings/cuda/bindings/runtime.pxd.in b/cuda_bindings/cuda/bindings/runtime.pxd.in
index 889f4cbaf4..6d88763abb 100644
--- a/cuda_bindings/cuda/bindings/runtime.pxd.in
+++ b/cuda_bindings/cuda/bindings/runtime.pxd.in
@@ -1,4 +1,4 @@
-# SPDX-FileCopyrightText: Copyright (c) 2021-2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+# SPDX-FileCopyrightText: Copyright (c) 2021-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
 # SPDX-License-Identifier: LicenseRef-NVIDIA-SOFTWARE-LICENSE
 
 # This code was automatically generated with version 13.1.0. Do not modify it directly.
@@ -539,6 +539,9 @@ cdef class cudaPitchedPtr:
     """
     cdef cyruntime.cudaPitchedPtr _pvt_val
     cdef cyruntime.cudaPitchedPtr* _pvt_ptr
+    {{if 'cudaPitchedPtr.ptr' in found_struct}}
+    cdef _HelperInputVoidPtr _cyptr
+    {{endif}}
 {{endif}}
 {{if 'cudaExtent' in found_struct}}
 
@@ -823,6 +826,9 @@ cdef class cudaMemsetParams:
     """
     cdef cyruntime.cudaMemsetParams _pvt_val
     cdef cyruntime.cudaMemsetParams* _pvt_ptr
+    {{if 'cudaMemsetParams.dst' in found_struct}}
+    cdef _HelperInputVoidPtr _cydst
+    {{endif}}
 {{endif}}
 {{if 'cudaMemsetParamsV2' in found_struct}}
 
@@ -869,6 +875,9 @@ cdef class cudaMemsetParamsV2:
     """
     cdef cyruntime.cudaMemsetParamsV2 _pvt_val
     cdef cyruntime.cudaMemsetParamsV2* _pvt_ptr
+    {{if 'cudaMemsetParamsV2.dst' in found_struct}}
+    cdef _HelperInputVoidPtr _cydst
+    {{endif}}
     {{if 'cudaMemsetParamsV2.ctx' in found_struct}}
     cdef cudaExecutionContext_t _ctx
     {{endif}}
@@ -920,6 +929,9 @@ cdef class cudaAccessPolicyWindow:
     """
     cdef cyruntime.cudaAccessPolicyWindow _pvt_val
     cdef cyruntime.cudaAccessPolicyWindow* _pvt_ptr
+    {{if 'cudaAccessPolicyWindow.base_ptr' in found_struct}}
+    cdef _HelperInputVoidPtr _cybase_ptr
+    {{endif}}
 {{endif}}
 {{if 'cudaHostNodeParams' in found_struct}}
 
@@ -948,6 +960,9 @@ cdef class cudaHostNodeParams:
     {{if 'cudaHostNodeParams.fn' in found_struct}}
     cdef cudaHostFn_t _fn
     {{endif}}
+    {{if 'cudaHostNodeParams.userData' in found_struct}}
+    cdef _HelperInputVoidPtr _cyuserData
+    {{endif}}
 {{endif}}
 {{if 'cudaHostNodeParamsV2' in found_struct}}
 
@@ -976,6 +991,9 @@ cdef class cudaHostNodeParamsV2:
     {{if 'cudaHostNodeParamsV2.fn' in found_struct}}
     cdef cudaHostFn_t _fn
     {{endif}}
+    {{if 'cudaHostNodeParamsV2.userData' in found_struct}}
+    cdef _HelperInputVoidPtr _cyuserData
+    {{endif}}
 {{endif}}
 {{if 'cudaResourceDesc.res.array' in found_struct}}
 
@@ -1044,6 +1062,9 @@ cdef class anon_struct3:
         Get memory address of class instance
     """
     cdef cyruntime.cudaResourceDesc* _pvt_ptr
+    {{if 'cudaResourceDesc.res.linear.devPtr' in found_struct}}
+    cdef _HelperInputVoidPtr _cydevPtr
+    {{endif}}
     {{if 'cudaResourceDesc.res.linear.desc' in found_struct}}
     cdef cudaChannelFormatDesc _desc
     {{endif}}
@@ -1081,6 +1102,9 @@ cdef class anon_struct4:
         Get memory address of class instance
     """
     cdef cyruntime.cudaResourceDesc* _pvt_ptr
+    {{if 'cudaResourceDesc.res.pitch2D.devPtr' in found_struct}}
+    cdef _HelperInputVoidPtr _cydevPtr
+    {{endif}}
     {{if 'cudaResourceDesc.res.pitch2D.desc' in found_struct}}
     cdef cudaChannelFormatDesc _desc
     {{endif}}
@@ -1284,6 +1308,12 @@ cdef class cudaPointerAttributes:
     """
     cdef cyruntime.cudaPointerAttributes _pvt_val
     cdef cyruntime.cudaPointerAttributes* _pvt_ptr
+    {{if 'cudaPointerAttributes.devicePointer' in found_struct}}
+    cdef _HelperInputVoidPtr _cydevicePointer
+    {{endif}}
+    {{if 'cudaPointerAttributes.hostPointer' in found_struct}}
+    cdef _HelperInputVoidPtr _cyhostPointer
+    {{endif}}
 {{endif}}
 {{if 'cudaFuncAttributes' in found_struct}}
 
@@ -1516,6 +1546,9 @@ cdef class cudaMemPoolProps:
     {{if 'cudaMemPoolProps.location' in found_struct}}
     cdef cudaMemLocation _location
     {{endif}}
+    {{if 'cudaMemPoolProps.win32SecurityAttributes' in found_struct}}
+    cdef _HelperInputVoidPtr _cywin32SecurityAttributes
+    {{endif}}
 {{endif}}
 {{if 'cudaMemPoolPtrExportData' in found_struct}}
 
@@ -1585,6 +1618,9 @@ cdef class cudaMemAllocNodeParams:
     cdef size_t _accessDescs_length
     cdef cyruntime.cudaMemAccessDesc* _accessDescs
     {{endif}}
+    {{if 'cudaMemAllocNodeParams.dptr' in found_struct}}
+    cdef _HelperInputVoidPtr _cydptr
+    {{endif}}
 {{endif}}
 {{if 'cudaMemAllocNodeParamsV2' in found_struct}}
 
@@ -1633,6 +1669,9 @@ cdef class cudaMemAllocNodeParamsV2:
     cdef size_t _accessDescs_length
     cdef cyruntime.cudaMemAccessDesc* _accessDescs
     {{endif}}
+    {{if 'cudaMemAllocNodeParamsV2.dptr' in found_struct}}
+    cdef _HelperInputVoidPtr _cydptr
+    {{endif}}
 {{endif}}
 {{if 'cudaMemFreeNodeParams' in found_struct}}
 
@@ -1654,6 +1693,9 @@ cdef class cudaMemFreeNodeParams:
     """
     cdef cyruntime.cudaMemFreeNodeParams _pvt_val
     cdef cyruntime.cudaMemFreeNodeParams* _pvt_ptr
+    {{if 'cudaMemFreeNodeParams.dptr' in found_struct}}
+    cdef _HelperInputVoidPtr _cydptr
+    {{endif}}
 {{endif}}
 {{if 'cudaMemcpyAttributes' in found_struct}}
 
@@ -1757,6 +1799,9 @@ cdef class anon_struct6:
         Get memory address of class instance
     """
     cdef cyruntime.cudaMemcpy3DOperand* _pvt_ptr
+    {{if 'cudaMemcpy3DOperand.op.ptr.ptr' in found_struct}}
+    cdef _HelperInputVoidPtr _cyptr
+    {{endif}}
     {{if 'cudaMemcpy3DOperand.op.ptr.locHint' in found_struct}}
     cdef cudaMemLocation _locHint
     {{endif}}
@@ -2406,6 +2451,12 @@ cdef class anon_struct8:
         Get memory address of class instance
     """
     cdef cyruntime.cudaExternalMemoryHandleDesc* _pvt_ptr
+    {{if 'cudaExternalMemoryHandleDesc.handle.win32.handle' in found_struct}}
+    cdef _HelperInputVoidPtr _cyhandle
+    {{endif}}
+    {{if 'cudaExternalMemoryHandleDesc.handle.win32.name' in found_struct}}
+    cdef _HelperInputVoidPtr _cyname
+    {{endif}}
 {{endif}}
 {{if 'cudaExternalMemoryHandleDesc.handle' in found_struct}}
 
@@ -2435,6 +2486,9 @@ cdef class anon_union2:
     {{if 'cudaExternalMemoryHandleDesc.handle.win32' in found_struct}}
     cdef anon_struct8 _win32
     {{endif}}
+    {{if 'cudaExternalMemoryHandleDesc.handle.nvSciBufObject' in found_struct}}
+    cdef _HelperInputVoidPtr _cynvSciBufObject
+    {{endif}}
 {{endif}}
 {{if 'cudaExternalMemoryHandleDesc' in found_struct}}
 
@@ -2579,6 +2633,12 @@ cdef class anon_struct9:
         Get memory address of class instance
     """
     cdef cyruntime.cudaExternalSemaphoreHandleDesc* _pvt_ptr
+    {{if 'cudaExternalSemaphoreHandleDesc.handle.win32.handle' in found_struct}}
+    cdef _HelperInputVoidPtr _cyhandle
+    {{endif}}
+    {{if 'cudaExternalSemaphoreHandleDesc.handle.win32.name' in found_struct}}
+    cdef _HelperInputVoidPtr _cyname
+    {{endif}}
 {{endif}}
 {{if 'cudaExternalSemaphoreHandleDesc.handle' in found_struct}}
 
@@ -2608,6 +2668,9 @@ cdef class anon_union3:
     {{if 'cudaExternalSemaphoreHandleDesc.handle.win32' in found_struct}}
     cdef anon_struct9 _win32
     {{endif}}
+    {{if 'cudaExternalSemaphoreHandleDesc.handle.nvSciSyncObj' in found_struct}}
+    cdef _HelperInputVoidPtr _cynvSciSyncObj
+    {{endif}}
 {{endif}}
 {{if 'cudaExternalSemaphoreHandleDesc' in found_struct}}
 
@@ -2684,6 +2747,9 @@ cdef class anon_union4:
         Get memory address of class instance
     """
     cdef cyruntime.cudaExternalSemaphoreSignalParams* _pvt_ptr
+    {{if 'cudaExternalSemaphoreSignalParams.params.nvSciSync.fence' in found_struct}}
+    cdef _HelperInputVoidPtr _cyfence
+    {{endif}}
 {{endif}}
 {{if 'cudaExternalSemaphoreSignalParams.params.keyedMutex' in found_struct}}
 
@@ -2820,6 +2886,9 @@ cdef class anon_union5:
         Get memory address of class instance
     """
     cdef cyruntime.cudaExternalSemaphoreWaitParams* _pvt_ptr
+    {{if 'cudaExternalSemaphoreWaitParams.params.nvSciSync.fence' in found_struct}}
+    cdef _HelperInputVoidPtr _cyfence
+    {{endif}}
 {{endif}}
 {{if 'cudaExternalSemaphoreWaitParams.params.keyedMutex' in found_struct}}
 
@@ -3153,6 +3222,12 @@ cdef class cudalibraryHostUniversalFunctionAndDataTable:
     """
     cdef cyruntime.cudalibraryHostUniversalFunctionAndDataTable _pvt_val
     cdef cyruntime.cudalibraryHostUniversalFunctionAndDataTable* _pvt_ptr
+    {{if 'cudalibraryHostUniversalFunctionAndDataTable.functionTable' in found_struct}}
+    cdef _HelperInputVoidPtr _cyfunctionTable
+    {{endif}}
+    {{if 'cudalibraryHostUniversalFunctionAndDataTable.dataTable' in found_struct}}
+    cdef _HelperInputVoidPtr _cydataTable
+    {{endif}}
 {{endif}}
 {{if 'cudaKernelNodeParams' in found_struct}}
 
@@ -3194,6 +3269,9 @@ cdef class cudaKernelNodeParams:
     """
     cdef cyruntime.cudaKernelNodeParams _pvt_val
     cdef cyruntime.cudaKernelNodeParams* _pvt_ptr
+    {{if 'cudaKernelNodeParams.func' in found_struct}}
+    cdef _HelperInputVoidPtr _cyfunc
+    {{endif}}
     {{if 'cudaKernelNodeParams.gridDim' in found_struct}}
     cdef dim3 _gridDim
     {{endif}}
@@ -3249,6 +3327,9 @@ cdef class cudaKernelNodeParamsV2:
     """
     cdef cyruntime.cudaKernelNodeParamsV2 _pvt_val
     cdef cyruntime.cudaKernelNodeParamsV2* _pvt_ptr
+    {{if 'cudaKernelNodeParamsV2.func' in found_struct}}
+    cdef _HelperInputVoidPtr _cyfunc
+    {{endif}}
     {{if 'cudaKernelNodeParamsV2.gridDim' in found_struct}}
     cdef dim3 _gridDim
     {{endif}}
@@ -3830,6 +3911,9 @@ cdef class anon_struct16:
         Get memory address of class instance
     """
     cdef cyruntime.cudaGraphKernelNodeUpdate* _pvt_ptr
+    {{if 'cudaGraphKernelNodeUpdate.updateData.param.pValue' in found_struct}}
+    cdef _HelperInputVoidPtr _cypValue
+    {{endif}}
 {{endif}}
 {{if 'cudaGraphKernelNodeUpdate.updateData' in found_struct}}
 
diff --git a/cuda_bindings/cuda/bindings/runtime.pyx.in b/cuda_bindings/cuda/bindings/runtime.pyx.in
index c63d1c8116..fac1de4ff9 100644
--- a/cuda_bindings/cuda/bindings/runtime.pyx.in
+++ b/cuda_bindings/cuda/bindings/runtime.pyx.in
@@ -8033,8 +8033,8 @@ cdef class cudaPitchedPtr:
         return <void_ptr>self._pvt_ptr[0].ptr
     @ptr.setter
     def ptr(self, ptr):
-        _cptr = _HelperInputVoidPtr(ptr)
-        self._pvt_ptr[0].ptr = <void*><void_ptr>_cptr.cptr
+        self._cyptr = _HelperInputVoidPtr(ptr)
+        self._pvt_ptr[0].ptr = <void*><void_ptr>self._cyptr.cptr
     {{endif}}
     {{if 'cudaPitchedPtr.pitch' in found_struct}}
     @property
@@ -8899,8 +8899,8 @@ cdef class cudaMemsetParams:
         return <void_ptr>self._pvt_ptr[0].dst
     @dst.setter
     def dst(self, dst):
-        _cdst = _HelperInputVoidPtr(dst)
-        self._pvt_ptr[0].dst = <void*><void_ptr>_cdst.cptr
+        self._cydst = _HelperInputVoidPtr(dst)
+        self._pvt_ptr[0].dst = <void*><void_ptr>self._cydst.cptr
     {{endif}}
     {{if 'cudaMemsetParams.pitch' in found_struct}}
     @property
@@ -9054,8 +9054,8 @@ cdef class cudaMemsetParamsV2:
         return <void_ptr>self._pvt_ptr[0].dst
     @dst.setter
     def dst(self, dst):
-        _cdst = _HelperInputVoidPtr(dst)
-        self._pvt_ptr[0].dst = <void*><void_ptr>_cdst.cptr
+        self._cydst = _HelperInputVoidPtr(dst)
+        self._pvt_ptr[0].dst = <void*><void_ptr>self._cydst.cptr
     {{endif}}
     {{if 'cudaMemsetParamsV2.pitch' in found_struct}}
     @property
@@ -9213,8 +9213,8 @@ cdef class cudaAccessPolicyWindow:
         return <void_ptr>self._pvt_ptr[0].base_ptr
     @base_ptr.setter
     def base_ptr(self, base_ptr):
-        _cbase_ptr = _HelperInputVoidPtr(base_ptr)
-        self._pvt_ptr[0].base_ptr = <void*><void_ptr>_cbase_ptr.cptr
+        self._cybase_ptr = _HelperInputVoidPtr(base_ptr)
+        self._pvt_ptr[0].base_ptr = <void*><void_ptr>self._cybase_ptr.cptr
     {{endif}}
     {{if 'cudaAccessPolicyWindow.num_bytes' in found_struct}}
     @property
@@ -9326,8 +9326,8 @@ cdef class cudaHostNodeParams:
         return <void_ptr>self._pvt_ptr[0].userData
     @userData.setter
     def userData(self, userData):
-        _cuserData = _HelperInputVoidPtr(userData)
-        self._pvt_ptr[0].userData = <void*><void_ptr>_cuserData.cptr
+        self._cyuserData = _HelperInputVoidPtr(userData)
+        self._pvt_ptr[0].userData = <void*><void_ptr>self._cyuserData.cptr
     {{endif}}
 {{endif}}
 {{if 'cudaHostNodeParamsV2' in found_struct}}
@@ -9407,8 +9407,8 @@ cdef class cudaHostNodeParamsV2:
         return <void_ptr>self._pvt_ptr[0].userData
     @userData.setter
     def userData(self, userData):
-        _cuserData = _HelperInputVoidPtr(userData)
-        self._pvt_ptr[0].userData = <void*><void_ptr>_cuserData.cptr
+        self._cyuserData = _HelperInputVoidPtr(userData)
+        self._pvt_ptr[0].userData = <void*><void_ptr>self._cyuserData.cptr
     {{endif}}
 {{endif}}
 {{if 'cudaResourceDesc.res.array' in found_struct}}
@@ -9593,8 +9593,8 @@ cdef class anon_struct3:
         return <void_ptr>self._pvt_ptr[0].res.linear.devPtr
     @devPtr.setter
     def devPtr(self, devPtr):
-        _cdevPtr = _HelperInputVoidPtr(devPtr)
-        self._pvt_ptr[0].res.linear.devPtr = <void*><void_ptr>_cdevPtr.cptr
+        self._cydevPtr = _HelperInputVoidPtr(devPtr)
+        self._pvt_ptr[0].res.linear.devPtr = <void*><void_ptr>self._cydevPtr.cptr
     {{endif}}
     {{if 'cudaResourceDesc.res.linear.desc' in found_struct}}
     @property
@@ -9699,8 +9699,8 @@ cdef class anon_struct4:
         return <void_ptr>self._pvt_ptr[0].res.pitch2D.devPtr
     @devPtr.setter
     def devPtr(self, devPtr):
-        _cdevPtr = _HelperInputVoidPtr(devPtr)
-        self._pvt_ptr[0].res.pitch2D.devPtr = <void*><void_ptr>_cdevPtr.cptr
+        self._cydevPtr = _HelperInputVoidPtr(devPtr)
+        self._pvt_ptr[0].res.pitch2D.devPtr = <void*><void_ptr>self._cydevPtr.cptr
     {{endif}}
     {{if 'cudaResourceDesc.res.pitch2D.desc' in found_struct}}
     @property
@@ -10313,8 +10313,8 @@ cdef class cudaPointerAttributes:
         return <void_ptr>self._pvt_ptr[0].devicePointer
     @devicePointer.setter
     def devicePointer(self, devicePointer):
-        _cdevicePointer = _HelperInputVoidPtr(devicePointer)
-        self._pvt_ptr[0].devicePointer = <void*><void_ptr>_cdevicePointer.cptr
+        self._cydevicePointer = _HelperInputVoidPtr(devicePointer)
+        self._pvt_ptr[0].devicePointer = <void*><void_ptr>self._cydevicePointer.cptr
     {{endif}}
     {{if 'cudaPointerAttributes.hostPointer' in found_struct}}
     @property
@@ -10322,8 +10322,8 @@ cdef class cudaPointerAttributes:
         return <void_ptr>self._pvt_ptr[0].hostPointer
     @hostPointer.setter
     def hostPointer(self, hostPointer):
-        _chostPointer = _HelperInputVoidPtr(hostPointer)
-        self._pvt_ptr[0].hostPointer = <void*><void_ptr>_chostPointer.cptr
+        self._cyhostPointer = _HelperInputVoidPtr(hostPointer)
+        self._pvt_ptr[0].hostPointer = <void*><void_ptr>self._cyhostPointer.cptr
     {{endif}}
     {{if 'cudaPointerAttributes.reserved' in found_struct}}
     @property
@@ -10991,8 +10991,8 @@ cdef class cudaMemPoolProps:
         return <void_ptr>self._pvt_ptr[0].win32SecurityAttributes
     @win32SecurityAttributes.setter
     def win32SecurityAttributes(self, win32SecurityAttributes):
-        _cwin32SecurityAttributes = _HelperInputVoidPtr(win32SecurityAttributes)
-        self._pvt_ptr[0].win32SecurityAttributes = <void*><void_ptr>_cwin32SecurityAttributes.cptr
+        self._cywin32SecurityAttributes = _HelperInputVoidPtr(win32SecurityAttributes)
+        self._pvt_ptr[0].win32SecurityAttributes = <void*><void_ptr>self._cywin32SecurityAttributes.cptr
     {{endif}}
     {{if 'cudaMemPoolProps.maxSize' in found_struct}}
     @property
@@ -11220,8 +11220,8 @@ cdef class cudaMemAllocNodeParams:
         return <void_ptr>self._pvt_ptr[0].dptr
     @dptr.setter
     def dptr(self, dptr):
-        _cdptr = _HelperInputVoidPtr(dptr)
-        self._pvt_ptr[0].dptr = <void*><void_ptr>_cdptr.cptr
+        self._cydptr = _HelperInputVoidPtr(dptr)
+        self._pvt_ptr[0].dptr = <void*><void_ptr>self._cydptr.cptr
     {{endif}}
 {{endif}}
 {{if 'cudaMemAllocNodeParamsV2' in found_struct}}
@@ -11369,8 +11369,8 @@ cdef class cudaMemAllocNodeParamsV2:
         return <void_ptr>self._pvt_ptr[0].dptr
     @dptr.setter
     def dptr(self, dptr):
-        _cdptr = _HelperInputVoidPtr(dptr)
-        self._pvt_ptr[0].dptr = <void*><void_ptr>_cdptr.cptr
+        self._cydptr = _HelperInputVoidPtr(dptr)
+        self._pvt_ptr[0].dptr = <void*><void_ptr>self._cydptr.cptr
     {{endif}}
 {{endif}}
 {{if 'cudaMemFreeNodeParams' in found_struct}}
@@ -11420,8 +11420,8 @@ cdef class cudaMemFreeNodeParams:
         return <void_ptr>self._pvt_ptr[0].dptr
     @dptr.setter
     def dptr(self, dptr):
-        _cdptr = _HelperInputVoidPtr(dptr)
-        self._pvt_ptr[0].dptr = <void*><void_ptr>_cdptr.cptr
+        self._cydptr = _HelperInputVoidPtr(dptr)
+        self._pvt_ptr[0].dptr = <void*><void_ptr>self._cydptr.cptr
     {{endif}}
 {{endif}}
 {{if 'cudaMemcpyAttributes' in found_struct}}
@@ -11701,8 +11701,8 @@ cdef class anon_struct6:
         return <void_ptr>self._pvt_ptr[0].op.ptr.ptr
     @ptr.setter
     def ptr(self, ptr):
-        _cptr = _HelperInputVoidPtr(ptr)
-        self._pvt_ptr[0].op.ptr.ptr = <void*><void_ptr>_cptr.cptr
+        self._cyptr = _HelperInputVoidPtr(ptr)
+        self._pvt_ptr[0].op.ptr.ptr = <void*><void_ptr>self._cyptr.cptr
     {{endif}}
     {{if 'cudaMemcpy3DOperand.op.ptr.rowLength' in found_struct}}
     @property
@@ -14104,8 +14104,8 @@ cdef class anon_struct8:
         return <void_ptr>self._pvt_ptr[0].handle.win32.handle
     @handle.setter
     def handle(self, handle):
-        _chandle = _HelperInputVoidPtr(handle)
-        self._pvt_ptr[0].handle.win32.handle = <void*><void_ptr>_chandle.cptr
+        self._cyhandle = _HelperInputVoidPtr(handle)
+        self._pvt_ptr[0].handle.win32.handle = <void*><void_ptr>self._cyhandle.cptr
     {{endif}}
     {{if 'cudaExternalMemoryHandleDesc.handle.win32.name' in found_struct}}
     @property
@@ -14113,8 +14113,8 @@ cdef class anon_struct8:
         return <void_ptr>self._pvt_ptr[0].handle.win32.name
     @name.setter
     def name(self, name):
-        _cname = _HelperInputVoidPtr(name)
-        self._pvt_ptr[0].handle.win32.name = <void*><void_ptr>_cname.cptr
+        self._cyname = _HelperInputVoidPtr(name)
+        self._pvt_ptr[0].handle.win32.name = <void*><void_ptr>self._cyname.cptr
     {{endif}}
 {{endif}}
 {{if 'cudaExternalMemoryHandleDesc.handle' in found_struct}}
@@ -14199,8 +14199,8 @@ cdef class anon_union2:
         return <void_ptr>self._pvt_ptr[0].handle.nvSciBufObject
     @nvSciBufObject.setter
     def nvSciBufObject(self, nvSciBufObject):
-        _cnvSciBufObject = _HelperInputVoidPtr(nvSciBufObject)
-        self._pvt_ptr[0].handle.nvSciBufObject = <void*><void_ptr>_cnvSciBufObject.cptr
+        self._cynvSciBufObject = _HelperInputVoidPtr(nvSciBufObject)
+        self._pvt_ptr[0].handle.nvSciBufObject = <void*><void_ptr>self._cynvSciBufObject.cptr
     {{endif}}
 {{endif}}
 {{if 'cudaExternalMemoryHandleDesc' in found_struct}}
@@ -14635,8 +14635,8 @@ cdef class anon_struct9:
         return <void_ptr>self._pvt_ptr[0].handle.win32.handle
     @handle.setter
     def handle(self, handle):
-        _chandle = _HelperInputVoidPtr(handle)
-        self._pvt_ptr[0].handle.win32.handle = <void*><void_ptr>_chandle.cptr
+        self._cyhandle = _HelperInputVoidPtr(handle)
+        self._pvt_ptr[0].handle.win32.handle = <void*><void_ptr>self._cyhandle.cptr
     {{endif}}
     {{if 'cudaExternalSemaphoreHandleDesc.handle.win32.name' in found_struct}}
     @property
@@ -14644,8 +14644,8 @@ cdef class anon_struct9:
         return <void_ptr>self._pvt_ptr[0].handle.win32.name
     @name.setter
     def name(self, name):
-        _cname = _HelperInputVoidPtr(name)
-        self._pvt_ptr[0].handle.win32.name = <void*><void_ptr>_cname.cptr
+        self._cyname = _HelperInputVoidPtr(name)
+        self._pvt_ptr[0].handle.win32.name = <void*><void_ptr>self._cyname.cptr
     {{endif}}
 {{endif}}
 {{if 'cudaExternalSemaphoreHandleDesc.handle' in found_struct}}
@@ -14730,8 +14730,8 @@ cdef class anon_union3:
         return <void_ptr>self._pvt_ptr[0].handle.nvSciSyncObj
     @nvSciSyncObj.setter
     def nvSciSyncObj(self, nvSciSyncObj):
-        _cnvSciSyncObj = _HelperInputVoidPtr(nvSciSyncObj)
-        self._pvt_ptr[0].handle.nvSciSyncObj = <void*><void_ptr>_cnvSciSyncObj.cptr
+        self._cynvSciSyncObj = _HelperInputVoidPtr(nvSciSyncObj)
+        self._pvt_ptr[0].handle.nvSciSyncObj = <void*><void_ptr>self._cynvSciSyncObj.cptr
     {{endif}}
 {{endif}}
 {{if 'cudaExternalSemaphoreHandleDesc' in found_struct}}
@@ -14942,8 +14942,8 @@ cdef class anon_union4:
         return <void_ptr>self._pvt_ptr[0].params.nvSciSync.fence
     @fence.setter
     def fence(self, fence):
-        _cfence = _HelperInputVoidPtr(fence)
-        self._pvt_ptr[0].params.nvSciSync.fence = <void*><void_ptr>_cfence.cptr
+        self._cyfence = _HelperInputVoidPtr(fence)
+        self._pvt_ptr[0].params.nvSciSync.fence = <void*><void_ptr>self._cyfence.cptr
     {{endif}}
     {{if 'cudaExternalSemaphoreSignalParams.params.nvSciSync.reserved' in found_struct}}
     @property
@@ -15304,8 +15304,8 @@ cdef class anon_union5:
         return <void_ptr>self._pvt_ptr[0].params.nvSciSync.fence
     @fence.setter
     def fence(self, fence):
-        _cfence = _HelperInputVoidPtr(fence)
-        self._pvt_ptr[0].params.nvSciSync.fence = <void*><void_ptr>_cfence.cptr
+        self._cyfence = _HelperInputVoidPtr(fence)
+        self._pvt_ptr[0].params.nvSciSync.fence = <void*><void_ptr>self._cyfence.cptr
     {{endif}}
     {{if 'cudaExternalSemaphoreWaitParams.params.nvSciSync.reserved' in found_struct}}
     @property
@@ -16243,8 +16243,8 @@ cdef class cudalibraryHostUniversalFunctionAndDataTable:
         return <void_ptr>self._pvt_ptr[0].functionTable
     @functionTable.setter
     def functionTable(self, functionTable):
-        _cfunctionTable = _HelperInputVoidPtr(functionTable)
-        self._pvt_ptr[0].functionTable = <void*><void_ptr>_cfunctionTable.cptr
+        self._cyfunctionTable = _HelperInputVoidPtr(functionTable)
+        self._pvt_ptr[0].functionTable = <void*><void_ptr>self._cyfunctionTable.cptr
     {{endif}}
     {{if 'cudalibraryHostUniversalFunctionAndDataTable.functionWindowSize' in found_struct}}
     @property
@@ -16260,8 +16260,8 @@ cdef class cudalibraryHostUniversalFunctionAndDataTable:
         return <void_ptr>self._pvt_ptr[0].dataTable
     @dataTable.setter
     def dataTable(self, dataTable):
-        _cdataTable = _HelperInputVoidPtr(dataTable)
-        self._pvt_ptr[0].dataTable = <void*><void_ptr>_cdataTable.cptr
+        self._cydataTable = _HelperInputVoidPtr(dataTable)
+        self._pvt_ptr[0].dataTable = <void*><void_ptr>self._cydataTable.cptr
     {{endif}}
     {{if 'cudalibraryHostUniversalFunctionAndDataTable.dataWindowSize' in found_struct}}
     @property
@@ -16375,8 +16375,8 @@ cdef class cudaKernelNodeParams:
         return <void_ptr>self._pvt_ptr[0].func
     @func.setter
     def func(self, func):
-        _cfunc = _HelperInputVoidPtr(func)
-        self._pvt_ptr[0].func = <void*><void_ptr>_cfunc.cptr
+        self._cyfunc = _HelperInputVoidPtr(func)
+        self._pvt_ptr[0].func = <void*><void_ptr>self._cyfunc.cptr
     {{endif}}
     {{if 'cudaKernelNodeParams.gridDim' in found_struct}}
     @property
@@ -16537,8 +16537,8 @@ cdef class cudaKernelNodeParamsV2:
         return <void_ptr>self._pvt_ptr[0].func
     @func.setter
     def func(self, func):
-        _cfunc = _HelperInputVoidPtr(func)
-        self._pvt_ptr[0].func = <void*><void_ptr>_cfunc.cptr
+        self._cyfunc = _HelperInputVoidPtr(func)
+        self._pvt_ptr[0].func = <void*><void_ptr>self._cyfunc.cptr
     {{endif}}
     {{if 'cudaKernelNodeParamsV2.gridDim' in found_struct}}
     @property
@@ -18258,8 +18258,8 @@ cdef class anon_struct16:
         return <void_ptr>self._pvt_ptr[0].updateData.param.pValue
     @pValue.setter
     def pValue(self, pValue):
-        _cpValue = _HelperInputVoidPtr(pValue)
-        self._pvt_ptr[0].updateData.param.pValue = <void*><void_ptr>_cpValue.cptr
+        self._cypValue = _HelperInputVoidPtr(pValue)
+        self._pvt_ptr[0].updateData.param.pValue = <void*><void_ptr>self._cypValue.cptr
     {{endif}}
     {{if 'cudaGraphKernelNodeUpdate.updateData.param.offset' in found_struct}}
     @property
diff --git a/cuda_bindings/tests/test_cuda.py b/cuda_bindings/tests/test_cuda.py
index 51810cf3c7..5f51f95619 100644
--- a/cuda_bindings/tests/test_cuda.py
+++ b/cuda_bindings/tests/test_cuda.py
@@ -1,6 +1,7 @@
-# SPDX-FileCopyrightText: Copyright (c) 2021-2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+# SPDX-FileCopyrightText: Copyright (c) 2021-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
 # SPDX-License-Identifier: LicenseRef-NVIDIA-SOFTWARE-LICENSE
 
+import ctypes
 import platform
 import shutil
 import textwrap
@@ -1138,3 +1139,25 @@ def test_cuDevSmResourceSplit(device, ctx):
     assert len(res) == nb_groups
     # Verify remainder is valid (may be None if no remainder)
     assert rem is not None or len(res) > 0
+
+
+def test_buffer_reference():
+    # Create a host buffer
+    size = int(1024 * np.uint8().itemsize)
+    host = np.full(size, 2).astype(np.uint8)
+
+    # Set the buffer to a struct member
+    memcpyParams = cuda.CUgraphNodeParams()
+    memcpyParams.memcpy.copyParams.dstHost = host
+
+    # Delete the local reference to the host buffer.  The reference in the
+    # struct should keep it alive.
+    del host
+
+    # Create a new numpy array from the pointer and make sure the memory is
+    # intact and hasn't been freed.  If the reference counting in
+    # copyParams.dstHost is incorrect, we will either see over-written memory or
+    # a segmentation fault here.
+    ptr = ctypes.cast(memcpyParams.memcpy.copyParams.dstHost, ctypes.POINTER(ctypes.c_uint8))
+    x = np.ctypeslib.as_array(ptr, shape=(size,))
+    assert np.all(x == 2)