The dissect_wccp2r1_address_table_info function in epan/dissectors/packet-wccp.c in the WCCP dissector in Wireshark 1.10.x before 1.10.12 and 1.12.x before 1.12.3 does not initialize certain data structures, which allows remote attackers to cause a denial of service (application crash) via a crafted packet.
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=10806
http://www.wireshark.org/security/wnpa-sec-2015-01.html
http://secunia.com/advisories/62612
http://lists.opensuse.org/opensuse-updates/2015-01/msg00053.html