CVE-2014-9221
strongSwan 4.5.x through 5.2.x before 5.2.1 allows remote attackers to cause a denial of service (invalid pointer dereference) via a crafted IKEv2 Key Exchange (KE) message with Diffie-Hellman (DH) group 1025.
Date published : 2015-01-07
http://www.securityfocus.com/bid/71894
http://strongswan.org/blog/2015/01/05/strongswan-5.2.2-released.html