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Gentoo: GLSA-202310-12 Normal: libxkbcommon Denial of Service Vulnerability

Multiple vulnerabilities have been found in xkbcommon, the worst of which may lead to a Denial of Service condition.. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 201810-05 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: xkbcommon: Multiple vulnerabilities Date: October 30, 2018 Bugs: #665702 ID: 201810-05 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======= Multiple vulnerabilities have been found in xkbcommon, the worst of which may lead to a Denial of Service condition. Background ========= xkbcommon is a library to handle keyboard descriptions, including loading them from disk, parsing them and handling their state. Affected packages ================ ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 x11-libs/libxkbcommon < 0.8.2 > = 0.8.2 Description ========== Multiple vulnerabilities have been discovered in libxkbcommon. Please review the CVE identifiers referenced below for details. Impact ===== A local attacker could supply a specially crafted keymap file possibly resulting in a Denial of Service condition. Workaround ========= There is no known workaround at this time. Resolution ========= All libxkbcommon users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose "> =x11-libs/libxkbcommon-0.8.2" References ========= [ 1 ] CVE-2018-15853 https://nvd.nist.gov/vuln/detail/CVE-2018-15853 [ 2 ] CVE-2018-15854 https://nvd.nist.gov/vuln/detail/CVE-2018-15854 [ 3 ] CVE-2018-15855 https://nvd.nist.gov/vuln/detail/CVE-2018-15855 [ 4 ] CVE-2018-15856 https://nvd.nist.gov/vuln/detail/CVE-2018-15856 [ 5 ] CVE-2018-15857 https://nvd.nist.gov/vuln/detail/CVE-2018-15857 [ 6 ] CVE-2018-15858 https://nvd.nist.gov/vuln/detail/CVE-2018-15858 [ 7 ] CVE-2018-15859 https://nvd.nist.gov/vuln/detail/CVE-2018-15859 [ 8 ] CVE-2018-15861 https://nvd.nist.gov/vuln/detail/CVE-2018-15861 [ 9 ] CVE-2018-15862 https://nvd.nist.gov/vuln/detail/CVE-2018-15862 [ 10 ] CVE-2018-15863 https://nvd.nist.gov/vuln/detail/CVE-2018-15863 [ 11 ] CVE-2018-15864 https://nvd.nist.gov/vuln/detail/CVE-2018-15864 Availability =========== This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201810-05 Concerns? ======== Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to This email address is being protected from spambots. You need JavaScript enabled to view it. or alternatively, you may file a bug at https://bugs.gentoo.org. License ====== Copyright 2018 Gentoo Foundation, Inc; referenced text belongs to its owner(s). The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license. https://creativecommons.org/licenses/by-sa/2.5/ . Several weaknesses identified in xkbcommon could result in Denial of Service. Update to the most recent version for enhanced security.. xkbcommon vulnerabilities, Denial of Service, Gentoo security, library upgrade. . LinuxSecurity.com Team

Oct 30, 2018 Gentoo