wnpa-sec-2021-12 · C12.22 dissector crash
Name: C12.22 dissector crash
Date: November 17, 2021
Affected versions: 3.4.0 to 3.4.9, 3.2.0 to 3.2.17
Fixed versions: 3.4.10, 3.2.18
Wireshark issue 17636.
The C12.22 dissector could crash. Discovered by Doneing.
It may be possible to make Wireshark crash by injecting a malformed packet onto the wire or by convincing someone to read a malformed packet trace file.
Upgrade to Wireshark 3.4.10, 3.2.18 or later.