The X11 Project Libx11 vulnerabilities

CVE-2020-14363 [HIGH] CWE-190 CVE-2020-14363: An integer overflow vulnerability leading to a double-free was found in libX11. This flaw allows a l 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, integrity as well as system availability.

CVE-2020-14344 [MEDIUM] CWE-190 CVE-2020-14344: An integer overflow leading to a heap-buffer overflow was found in The X Input Method (XIM) client w An integer overflow leading to a heap-buffer overflow was found in The X Input Method (XIM) client was implemented in libX11 before version 1.6.10. As per upstream this is security relevant when setuid programs call XIM client functions while running with elevated privileges. No such programs are shipped with Red Hat Enterprise Linux.