Threats tagged 'ghsa-gvh6-m2h2-g86v'

A vulnerability in the Linux kernel's vmwgfx driver allows a NULL pointer dereference when handling DX_BIND_QUERY commands without a valid DirectX context. This occurs because the function vmw_cmd_dx_bind_query() dereferences a NULL pointer if the dx_context_handle is invalid, leading to a kernel oops. The issue is resolved by rejecting such commands early with an error code.