Related Vulnerabilities: CVE-2020-14344  

The X Input Method (XIM) client implementation in libX11 has some integer overflows and signed/unsigned comparison issues that can lead to heap corruption when handling malformed messages from an input method.

Severity High

Remote No

Type Arbitrary code execution

Description

The X Input Method (XIM) client implementation in libX11 has some integer overflows and signed/unsigned comparison issues that can lead to heap corruption when handling malformed messages from an input method.

AVG-1212 libx11 1.6.9-7 High Vulnerable

https://lists.x.org/archives/xorg-devel/2020-July/058597.html