The IPMI dissector in Wireshark 1.2.0 through 1.2.9 allows remote attackers to cause a denial of service (infinite loop) via unknown vectors.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12031
http://www.wireshark.org/docs/relnotes/wireshark-1.2.10.html
http://www.vupen.com/english/advisories/2011/0212
http://www.vupen.com/english/advisories/2011/0076
http://secunia.com/advisories/43068
http://secunia.com/advisories/42877
http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00006.html
http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00003.html