strongSwan before 5.1.2 allows remote attackers to cause a denial of service (NULL pointer dereference and IKE daemon crash) via a crafted ID_DER_ASN1_DN ID payload.
lists.opensuse.org/opensuse-updates/2014-05/msg00064.html
lists.opensuse.org/opensuse-updates/2014-05/msg00066.html
secunia.com/advisories/59864
www.debian.org/security/2014/dsa-2922
www.securityfocus.com/bid/67212
www.strongswan.org/blog/2014/05/05/strongswan-denial-of-service-vulnerability-%28cve-2014-2891%29.html