CVE-2012-0249 Information

Description

Buffer overflow in the ospf_ls_upd_list_lsa function in ospf_packet.c in the OSPFv2 implementation in ospfd in Quagga before 0.99.20.1 allows remote attackers to cause a denial of service (assertion failure and daemon exit) via a Link State Update (aka LS Update) packet that is smaller than the length specified in its header.

Reference

http://lists.fedoraproject.org/pipermail/package-announce/2012-April/078794.html http://lists.fedoraproject.org/pipermail/package-announce/2012-April/078910.html http://lists.fedoraproject.org/pipermail/package-announce/2012-April/078926.html http://rhn.redhat.com/errata/RHSA-2012-1258.html http://rhn.redhat.com/errata/RHSA-2012-1259.html http://secunia.com/advisories/48949 http://www.debian.org/security/2012/dsa-2459 http://www.kb.cert.org/vuls/id/551715 https://bugzilla.quagga.net/show_bug.cgi?id=705