CVE ID:	CVE-2021-3472
Description:	A flaw was found in xorg-x11-server in versions before 1.20.11. An integer underflow can occur in xserver which can lead to a local privilege escalation. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
Test IDs:	1.3.6.1.4.1.25623.1.1.4.2021.1180.1   1.3.6.1.4.1.25623.1.1.4.2021.1187.1   1.3.6.1.4.1.25623.1.0.879384   1.3.6.1.4.1.25623.1.0.883349   1.3.6.1.4.1.25623.1.0.879398   1.3.6.1.4.1.25623.1.0.704893   1.3.6.1.4.1.25623.1.0.879453   1.3.6.1.4.1.25623.1.0.844892   1.3.6.1.4.1.25623.1.1.4.2021.1188.1   1.3.6.1.4.1.25623.1.0.879414   1.3.6.1.4.1.25623.1.1.2.2021.1863   1.3.6.1.4.1.25623.1.0.853608   1.3.6.1.4.1.25623.1.1.4.2021.1181.1   1.3.6.1.4.1.25623.1.1.4.2021.1179.1   1.3.6.1.4.1.25623.1.1.2.2021.2085   1.3.6.1.4.1.25623.1.1.4.2021.1182.1   1.3.6.1.4.1.25623.1.1.2.2021.2016   1.3.6.1.4.1.25623.1.1.2.2021.1991   1.3.6.1.4.1.25623.1.1.4.2021.14690.1   1.3.6.1.4.1.25623.1.1.2.2021.2568   1.3.6.1.4.1.25623.1.1.2.2021.2544   1.3.6.1.4.1.25623.1.1.2.2021.2440   1.3.6.1.4.1.25623.1.1.2.2021.2234
Cross References:	Common Vulnerability Exposure (CVE) ID: CVE-2021-3472 Debian Security Information: DSA-4893 (Google Search) https://www.debian.org/security/2021/dsa-4893 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PEXPCLMVU25AUZTUXC4MYBGPKOAIM5TW/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MDF7TAJE7NPZPNVOXSD5HBIFLNPUOD2V/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MO6S5OPXUDYBSRSVWVLFLJ6AFERG4HNY/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/N63KL3T22HNFT4FJ7VMVF6U5Q4RFJIQF/ https://security.gentoo.org/glsa/202104-02 https://gitlab.freedesktop.org/xorg/xserver/-/commit/7aaf54a1884f71dc363f0b884e57bcb67407a6cd https://seclists.org/oss-sec/2021/q2/20 https://www.tenable.com/plugins/nessus/148701 https://www.zerodayinitiative.com/advisories/ZDI-21-463/ https://bugzilla.redhat.com/show_bug.cgi?id=1944167 https://bugzilla.redhat.com/show_bug.cgi?id=1944167 https://lists.x.org/archives/xorg-announce/2021-April/003080.html https://lists.x.org/archives/xorg-announce/2021-April/003080.html https://lists.debian.org/debian-lts-announce/2021/04/msg00013.html http://www.openwall.com/lists/oss-security/2021/04/13/1