In Wireshark 2.6.0 to 2.6.2, 2.4.0 to 2.4.8, and 2.2.0 to 2.2.16, the Bluetooth AVDTP dissector could crash. This was addressed in epan/dissectors/packet-btavdtp.c by properly initializing a data structure.
lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html
www.securityfocus.com/bid/105174
www.securitytracker.com/id/1041609
bugs.wireshark.org/bugzilla/show_bug.cgi?id=14884
code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=c48d6a6d60c5c9111838a945966b6cb8750777be
lists.debian.org/debian-lts-announce/2019/01/msg00010.html
www.debian.org/security/2018/dsa-4315
www.wireshark.org/security/wnpa-sec-2018-44.html