In Wireshark 2.2.0 to 2.2.4 and 2.0.0 to 2.0.10, there is an IAX2 infinite loop, triggered by packet injection or a malformed capture file. This was addressed in epan/dissectors/packet-iax2.c by constraining packet lateness.Referenceshttps://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13432https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=0b89174ef4c531a1917437fff586fe525ee7bf2dhttps://www.wireshark.org/security/wnpa-sec-2017-10.htmlhttp://www.securityfocus.com/bid/96563http://www.debian.org/security/2017/dsa-3811
