In Wireshark 2.4.0 to 2.4.2 and 2.2.0 to 2.2.10, the CIP Safety dissector could crash. This was addressed in epan/dissectors/packet-cipsafety.c by validating the packet length.
www.securityfocus.com/bid/102071
bugs.wireshark.org/bugzilla/show_bug.cgi?id=14250
code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=f5939debe96e3c3953c6020818f1fbb80eb83ce8
lists.debian.org/debian-lts-announce/2017/12/msg00029.html
www.debian.org/security/2017/dsa-4060
www.exploit-db.com/exploits/43233/
www.wireshark.org/security/wnpa-sec-2017-49.html