CVE-2011-3581 Information

Description

Heap-based buffer overflow in the ldns_rr_new_frm_str_internal function in ldns before 1.6.11 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a Resource Record (RR) with an unknown type containing input that is longer than a specified length.

Reference

http://lists.fedoraproject.org/pipermail/package-announce/2011-October/068091.html http://lists.fedoraproject.org/pipermail/package-announce/2011-October/068201.html http://lists.fedoraproject.org/pipermail/package-announce/2011-October/068239.html http://lists.opensuse.org/opensuse-security-announce/2011-10/msg00008.html http://nlnetlabs.nl/svn/ldns/tags/release-1.6.11/Changelog http://seclists.org/oss-sec/2011/q3/503 http://seclists.org/oss-sec/2011/q3/542 http://secunia.com/advisories/46470 http://secunia.com/advisories/46476 http://www.nlnetlabs.nl/bugs-script/show_bug.cgi?id=403 http://www.securityfocus.com/bid/49748