- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 201405-05 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - http://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: Asterisk: Denial of Service Date: May 03, 2014 Bugs: #504180 ID: 201405-05 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== Multiple buffer overflows in Asterisk might allow remote attackers to cause a Denial of Service condition. Background ========== Asterisk is an open source telephony engine and toolkit. Affected packages ================= ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-misc/asterisk < 11.8.1 *>= 1.8.26.1 >= 11.8.1 Description =========== Multiple vulnerabilities have been discovered in Asterisk. Please review the CVE identifiers and Asterisk Project Security Advisories referenced below for details. Impact ====== A remote attacker could possibly cause a Denial of Service condition. Workaround ========== There is no known workaround at this time. Resolution ========== All Asterisk 11.* users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=net-misc/asterisk-11.8.1" All Asterisk 1.8.* users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=net-misc/asterisk-1.8.26.1" References ========== [ 1 ] AST-2014-001 http://downloads.asterisk.org/pub/security/AST-2014-001.pdf [ 2 ] AST-2014-002 http://downloads.asterisk.org/pub/security/AST-2014-002.pdf [ 3 ] AST-2014-003 http://downloads.asterisk.org/pub/security/AST-2014-003.pdf [ 4 ] AST-2014-004 http://downloads.asterisk.org/pub/security/AST-2014-004.pdf [ 5 ] CVE-2014-2286 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-2286 [ 6 ] CVE-2014-2287 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-2287 [ 7 ] CVE-2014-2288 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-2288 [ 8 ] CVE-2014-2289 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-2289 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-201405-05.xml 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 2014 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