In Wireshark 2.6.0, the IEEE 1905.1a dissector could crash. This was addressed in epan/dissectors/packet-ieee1905.c by making a certain correction to string handling.
https://www.wireshark.org/security/wnpa-sec-2018-26.html
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14647
http://www.securitytracker.com/id/1041036
http://www.securityfocus.com/bid/104308
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html