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PRIOn knowledge basePRION:CVE-2020-14363HistorySep 11, 2020 - 6:15 p.m.
Integer overflow
2020-09-1118:15:00
PRIOn knowledge base
www.prio-n.com
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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.
References
bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-14363
github.com/Ruia-ruia/Exploits/blob/master/DFX11details.txt
github.com/Ruia-ruia/Exploits/blob/master/x11doublefree.sh
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7AVXCQOSCAPKYYHFIJAZ6E2C7LJBTLXF/
lists.x.org/archives/xorg-announce/2020-August/003056.html
usn.ubuntu.com/4487-2/
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