wireshark: SIP dissector crash (wnpa-sec-2013-63)

The dissectsipcommon function in epan/dissectors/packet-sip.c in the SIP dissector in Wireshark 1.8.x before 1.8.11 and 1.10.x before 1.10.3 does not properly initialize a data structure, which allows remote attackers to cause a denial of service application crash via a crafted packet...