The BGP daemon (bgpd) in Quagga 0.99.11 and earlier allows remote attackers to cause a denial of service (crash) via an AS path containing ASN elements whose string representation is longer than expected, which triggers an assert error.
https://www.redhat.com/archives/fedora-package-announce/2009-May/msg01107.html
https://www.redhat.com/archives/fedora-package-announce/2009-May/msg01037.html
https://exchange.xforce.ibmcloud.com/vulnerabilities/50317
http://www.ubuntu.com/usn/usn-775-1
http://www.securitytracker.com/id?1022164
http://www.securityfocus.com/bid/34817
http://www.openwall.com/lists/oss-security/2009/05/01/2
http://www.openwall.com/lists/oss-security/2009/05/01/1
http://www.mandriva.com/security/advisories?name=MDVSA-2009:109
http://www.debian.org/security/2009/dsa-1788
http://secunia.com/advisories/35685
http://secunia.com/advisories/35203
http://secunia.com/advisories/35061
http://secunia.com/advisories/34999
http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00002.html