Buffer overflow in the dissect_tlv function in epan/dissectors/packet-ldp.c in the LDP dissector in Wireshark 1.8.x before 1.8.3 allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a malformed packet.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15691
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=7567
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=7046
http://www.wireshark.org/security/wnpa-sec-2012-29.html
http://www.securitytracker.com/id?1027604
http://www.securityfocus.com/bid/55754
http://anonsvn.wireshark.org/viewvc?view=revision&revision=44801