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sharedgpures.sys: Request less permissions to duplicate handles #308

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sharedgpures.sys: Request less permissions to duplicate handles #308

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4 changes: 2 additions & 2 deletions dlls/sharedgpures.sys/shared_resource.c
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Original file line number Diff line number Diff line change
Expand Up @@ -51,7 +51,7 @@ static void *reference_client_handle(obj_handle_t handle)
cid.UniqueProcess = PsGetCurrentProcessId();
cid.UniqueThread = 0;

if (NtOpenProcess(&client_process, PROCESS_ALL_ACCESS, &attr, &cid) != STATUS_SUCCESS)
if (NtOpenProcess(&client_process, PROCESS_DUP_HANDLE, &attr, &cid) != STATUS_SUCCESS)
return NULL;

if (NtDuplicateObject(client_process, wine_server_ptr_handle(handle), NtCurrentProcess(), &kernel_handle,
Expand Down Expand Up @@ -226,7 +226,7 @@ static obj_handle_t open_client_handle(void *object)
cid.UniqueProcess = PsGetCurrentProcessId();
cid.UniqueThread = 0;

if (NtOpenProcess(&client_process, PROCESS_ALL_ACCESS, &attr, &cid) != STATUS_SUCCESS)
if (NtOpenProcess(&client_process, PROCESS_DUP_HANDLE, &attr, &cid) != STATUS_SUCCESS)
return 0;

if (ObOpenObjectByPointer(object, 0, NULL, GENERIC_ALL, NULL, KernelMode, &kernel_handle) != STATUS_SUCCESS)
Expand Down