wireshark: DoS (stack overflow, crash) in the Websocket dissector (wnpa-sec-2013-29, upstream #8448, #8499)
Multiple integer signedness errors in the tvb_unmasked function in epan/dissectors/packet-websocket.c in the Websocket dissector in Wireshark 1.8.x before 1.8.7 allow remote attackers to cause a denial of service (application crash) via a malformed packet.