kernel: failing usercopy allows for use-after-free exploitation

A use-after-free flaw was found in the Linux kernel’s vmwexecbufcopyfenceuser function in drivers/gpu/drm/vmwgfx/vmwgfxexecbuf.c in vmwgfx. This flaw allows a local attacker with user privileges to cause a privilege escalation problem...

PT-2022-1465

Name of the Vulnerable Software and Affected Versions vmwgfx driver affected versions not specified Description The issue is related to a local privilege escalation vulnerability in the vmwgfx driver. This vulnerability allows unprivileged users to gain access to files opened by other processes o...