In Wireshark 3.2.0 to 3.2.4, the GVCP dissector could go into an infinite loop. This was addressed in epan/dissectors/packet-gvcp.c by ensuring that an offset increases in all situations.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15466
Reference (s):
- GENTOO:GLSA-202007-13
- URL: https://security.gentoo.org/glsa/202007-13
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=16029
- https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=11f40896b696e4e8c7f8b2ad96028404a83a51a4
- https://www.wireshark.org/security/wnpa-sec-2020-09.html