The SMB dissector in Wireshark 0.99.6 through 1.0.13, and 1.2.0 through 1.2.8 allows remote attackers to cause a denial of service (NULL pointer dereference) via unknown vectors.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11608
http://www.wireshark.org/security/wnpa-sec-2010-06.html
http://www.wireshark.org/security/wnpa-sec-2010-05.html
http://www.vupen.com/english/advisories/2011/0212
http://www.vupen.com/english/advisories/2011/0076
http://www.vupen.com/english/advisories/2010/1418
http://www.securityfocus.com/bid/40728
http://www.openwall.com/lists/oss-security/2010/06/11/1
http://www.mandriva.com/security/advisories?name=MDVSA-2010:113
http://secunia.com/advisories/43068
http://secunia.com/advisories/42877
http://secunia.com/advisories/40112
http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00006.html
http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00003.html