- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 201301-06 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - http://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: ISC DHCP: Denial of Service Date: January 09, 2013 Bugs: #362453, #378799, #393617, #398763, #428120, #434880 ID: 201301-06 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== Multiple vulnerabilities have been found in ISC DHCP, the worst of which may allow remote Denial of Service. Background ========== ISC DHCP is a Dynamic Host Configuration Protocol (DHCP) client/server. Affected packages ================= ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-misc/dhcp < 4.2.4_p2 >= 4.2.4_p2 Description =========== Multiple vulnerabilities have been discovered in ISC DHCP. Please review the CVE identifiers referenced below for details. Impact ====== The vulnerabilities might allow remote attackers to execute arbitrary code or cause a Denial of Service. Workaround ========== There is no known workaround at this time. Resolution ========== All ISC DHCP users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=net-misc/dhcp-4.2.4_p2" References ========== [ 1 ] CVE-2011-0997 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-0997 [ 2 ] CVE-2011-2748 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-2748 [ 3 ] CVE-2011-2749 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-2749 [ 4 ] CVE-2011-4539 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-4539 [ 5 ] CVE-2011-4868 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-4868 [ 6 ] CVE-2012-3570 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-3570 [ 7 ] CVE-2012-3571 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-3571 [ 8 ] CVE-2012-3954 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-3954 [ 9 ] CVE-2012-3955 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-3955 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-201301-06.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 2013 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