- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 201701-37 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: libxml2: Multiple vulnerabilities Date: January 16, 2017 Bugs: #564776, #566374, #572878, #573820, #577998, #582538, #582540, #583888, #589816, #597112, #597114, #597116 ID: 201701-37 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== Multiple vulnerabilities have been found in libxml2, the worst of which could lead to the execution of arbitrary code. Background ========== libxml2 is the XML (eXtended Markup Language) C parser and toolkit initially developed for the Gnome project. Affected packages ================= ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 dev-libs/libxml2 < 2.9.4-r1 >= 2.9.4-r1 Description =========== Multiple vulnerabilities have been discovered in libxml2. Please review the CVE identifiers referenced below for details. Impact ====== A remote attacker could entice a user or automated system to process a specially crafted XML document, possibly resulting in execution of arbitrary code with the privileges of the process or a Denial of Service condition. Workaround ========== There is no known workaround at this time. Resolution ========== All libxml2 users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=dev-libs/libxml2-2.9.4-r1" References ========== [ 1 ] CVE-2015-1819 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-1819 [ 2 ] CVE-2015-5312 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-5312 [ 3 ] CVE-2015-7497 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7497 [ 4 ] CVE-2015-7498 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7498 [ 5 ] CVE-2015-7499 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7499 [ 6 ] CVE-2015-7500 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7500 [ 7 ] CVE-2015-7941 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7941 [ 8 ] CVE-2015-7942 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7942 [ 9 ] CVE-2015-8035 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-8035 [ 10 ] CVE-2015-8242 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-8242 [ 11 ] CVE-2015-8806 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-8806 [ 12 ] CVE-2016-1836 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-1836 [ 13 ] CVE-2016-1838 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-1838 [ 14 ] CVE-2016-1839 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-1839 [ 15 ] CVE-2016-1840 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-1840 [ 16 ] CVE-2016-2073 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-2073 [ 17 ] CVE-2016-3627 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-3627 [ 18 ] CVE-2016-3705 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-3705 [ 19 ] CVE-2016-4483 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-4483 [ 20 ] CVE-2016-4658 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-4658 [ 21 ] CVE-2016-5131 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-5131 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201701-37 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 security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org. License ======= Copyright 2017 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. http://creativecommons.org/licenses/by-sa/2.5