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CVE-2022-40133

Description

A use-after-free(UAF) vulnerability was found in function 'vmw_execbuf_tie_context' in drivers/gpu/vmxgfx/vmxgfx_execbuf.c in Linux kernel's vmwgfx driver with device file '/dev/dri/renderD128 (or Dxxx)'. This flaw allows a local attacker with a user account on the system to gain privilege, causing a denial of service(DoS).

POC

Reference

- https://bugzilla.openanolis.cn/show_bug.cgi?id=2075

Github

No PoCs found on GitHub currently.