The dissect_eigrp_metric_comm function in epan/dissectors/packet-eigrp.c in the EIGRP dissector in Wireshark 1.8.x before 1.8.4 uses the wrong data type for a certain offset value, which allows remote attackers to cause a denial of service (integer overflow and infinite loop) via a malformed packet.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15883
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=7800
http://www.wireshark.org/security/wnpa-sec-2012-34.html
http://lists.opensuse.org/opensuse-updates/2013-01/msg00042.html
http://lists.opensuse.org/opensuse-updates/2012-12/msg00022.html
http://anonsvn.wireshark.org/viewvc?view=revision&revision=45408