wnpa-sec-2024-03 · HTTP3 dissector crash

Summary

Name: HTTP3 dissector crash

Docid: wnpa-sec-2024-03

Date: January 3, 2024

Affected versions: 4.2.0

Fixed versions: 4.2.1

References:

Wireshark issue 19502.
CVE-2024-0207.

Details

Description

The HTTP3 dissector could crash. Discovered by Dexter Gerig.

Impact

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.

Resolution

Upgrade to Wireshark 4.2.1 or later.