In Wireshark 3.2.0 to 3.2.2, 3.0.0 to 3.0.9, and 2.6.0 to 2.6.15, the BACapp dissector could crash. This was addressed in epan/dissectors/packet-bacapp.c by limiting the amount of recursion.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-11647
Reference (s):
- GENTOO:GLSA-202007-13
- URL: https://security.gentoo.org/glsa/202007-13
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=16474
- https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=6f56fc9496db158218243ea87e3660c874a0bab0
- https://www.wireshark.org/security/wnpa-sec-2020-07.html