The dissect_hip_tlv function in epan/dissectors/packet-hip.c in the HIP dissector in Wireshark 1.12.x before 1.12.1 does not properly handle a NULL tree, which allows remote attackers to cause a denial of service (infinite loop) via a crafted packet.
http://www.wireshark.org/security/wnpa-sec-2014-16.html
http://secunia.com/advisories/61929
http://secunia.com/advisories/60280