In Wireshark 2.2.0 to 2.2.6, the DOF dissector could read past the end of a buffer. This was addressed in epan/dissectors/packet-dof.c by validating a size value.
www.securityfocus.com/bid/98801
www.securitytracker.com/id/1038612
bugs.chromium.org/p/oss-fuzz/issues/detail?id=1151
bugs.wireshark.org/bugzilla/show_bug.cgi?id=13608
code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=7fe55f96672b7bf2b4ceb9ae039a0f43eddd3151
www.wireshark.org/security/wnpa-sec-2017-23.html