CVE-2013-4564
Libreswan 3.6 allows remote attackers to cause a denial of service (crash) via a small length value and (1) no version or (2) an invalid major number in an IKE packet.
Date published : 2014-01-07
https://libreswan.org/security/CVE-2013-4564/CVE-2013-4564.txt.asc
http://lists.fedoraproject.org/pipermail/package-announce/2013-December/124943.html