In the Linux kernel, the following vulnerability has been resolved:
drm/vmwgfx: avoid nullptrderef in vmwframebuffersurfacecreatehandle
The 'vmwuserobjectbuffer' function may return NULL with incorrect inputs. To avoid possible null pointer dereference, add a check whether the 'bo' is NULL in the vmwframebuffersurfacecreate_handle.