- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 200705-05 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - http://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: Quagga: Denial of Service Date: May 02, 2007 Bugs: #174206 ID: 200705-05 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== A vulnerability has been discovered in Quagga allowing for a Denial of Service. Background ========== Quagga is a free routing daemon, supporting RIP, OSPF and BGP protocols. Affected packages ================= ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-misc/quagga < 0.98.6-r2 >= 0.98.6-r2 Description =========== The Quagga development team reported a vulnerability in the BGP routing deamon when processing NLRI attributes inside UPDATE messages. Impact ====== A malicious peer inside a BGP area could send a specially crafted packet to a Quagga instance, possibly resulting in a crash of the Quagga daemon. Workaround ========== There is no known workaround at this time. Resolution ========== All Quagga users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=net-misc/quagga-0.98.6-r2" References ========== [ 1 ] CVE-2007-1995 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-1995 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-200705-05.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@xxxxxxxxxx or alternatively, you may file a bug at http://bugs.gentoo.org. License ======= Copyright 2007 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
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