Test ID:	1.3.6.1.4.1.25623.1.0.844561
Category:	Ubuntu Local Security Checks
Title:	Ubuntu: Security Advisory (USN-4487-1)
Summary:	The remote host is missing an update for the 'libx11' package(s) announced via the USN-4487-1 advisory.
Description:	Summary: The remote host is missing an update for the 'libx11' package(s) announced via the USN-4487-1 advisory. Vulnerability Insight: Todd Carson discovered that libx11 incorrectly handled certain memory operations. A local attacker could possibly use this issue to escalate privileges. (CVE-2020-14344) Jayden Rivers discovered that libx11 incorrectly handled locales. A local attacker could possibly use this issue to escalate privileges. (CVE-2020-14363) Affected Software/OS: 'libx11' package(s) on Ubuntu 16.04, Ubuntu 18.04, Ubuntu 20.04. Solution: Please install the updated package(s). CVSS Score: 4.6 CVSS Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2020-14344 https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-14344 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4VDDSAYV7XGNRCXE7HCU23645MG74OFF/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7AVXCQOSCAPKYYHFIJAZ6E2C7LJBTLXF/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XY4H2SIEF2362AMNX5ZKWAELGU7LKFJB/ https://security.gentoo.org/glsa/202008-18 https://lists.x.org/archives/xorg-announce/2020-July/003050.html https://www.openwall.com/lists/oss-security/2020/07/31/1 SuSE Security Announcement: openSUSE-SU-2020:1162 (Google Search) http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00014.html SuSE Security Announcement: openSUSE-SU-2020:1164 (Google Search) http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00015.html SuSE Security Announcement: openSUSE-SU-2020:1182 (Google Search) http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00024.html SuSE Security Announcement: openSUSE-SU-2020:1198 (Google Search) http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00031.html https://usn.ubuntu.com/4487-1/ https://usn.ubuntu.com/4487-2/ Common Vulnerability Exposure (CVE) ID: CVE-2020-14363 https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-14363 https://github.com/Ruia-ruia/Exploits/blob/master/DFX11details.txt https://github.com/Ruia-ruia/Exploits/blob/master/x11doublefree.sh https://lists.x.org/archives/xorg-announce/2020-August/003056.html
Copyright	Copyright (C) 2020 Greenbone AG

This is only one of 146377 vulnerability tests in our test suite. Find out more about running a complete security audit. To run a free test of this vulnerability against your system, register below.