CVE-2020-14363

Name
CVE-2020-14363
Description
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.
NVD Severity
medium
Other trackers
Mailing lists
Exploits
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
Vendor Advisory https://lists.x.org/archives/xorg-announce/2020-August/003056.html
Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-14363
Third Party Advisory https://usn.ubuntu.com/4487-2/
FEDORA https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7AVXCQOSCAPKYYHFIJAZ6E2C7LJBTLXF/
MISC https://github.com/Ruia-ruia/Exploits/blob/master/x11doublefree.sh
MISC https://github.com/Ruia-ruia/Exploits/blob/master/DFX11details.txt

Match rules

CPE URI Source package Min version Max version
cpe:2.3:a:x.org:libx11:*:*:*:*:*:*:*:* libx11 >= None < 1.6.12

Vulnerable and fixed packages

Source package Branch Version Maintainer Status