The vulnerability of the PutSubImage() function in the client-side API library for the X Window System, libX11, allows a hacker to trigger a service failure.

The vulnerability of the PutSubImage function in the client-side API library for the X Window System libX11 is related to the execution of a loop with an unreachable exit condition. Exploiting this vulnerability could allow an attacker to cause a service failure...

SUSE CVE-2020-14363

An integer overflow vulnerability leading to a double-free was found in libX11. This flaw allows a local privileged attacker to cause an application compiled with libX11 to crash, or in some cases, result in arbitrary code execution. The highest threat from this flaw is to confidentiality,...