The dissect_oampdu_event_notification function in epan/dissectors/packet-slowprotocols.c in the IEEE 802.3 Slow Protocols dissector in Wireshark 1.6.x before 1.6.13 and 1.8.x before 1.8.5 does not properly handle certain short lengths, which allows remote attackers to cause a denial of service (infinite loop) via a malformed packet.
http://anonsvn.wireshark.org/viewvc?view=revision&revision=46336
http://lists.opensuse.org/opensuse-updates/2013-02/msg00028.html
http://lists.opensuse.org/opensuse-updates/2013-02/msg00037.html
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=8036
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16423