In Wireshark 2.2.0 to 2.2.6, the IPv6 dissector could crash. This was addressed in epan/dissectors/packet-ipv6.c by validating an IPv6 address.
www.securityfocus.com/bid/98805
www.securitytracker.com/id/1038612
bugs.chromium.org/p/oss-fuzz/issues/detail?id=1303
bugs.wireshark.org/bugzilla/show_bug.cgi?id=13675
code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=40b2d475c2ad550c1a0f536d5eb30f2a7404c4f0
www.exploit-db.com/exploits/42123/
www.wireshark.org/security/wnpa-sec-2017-33.html