wnpa-sec-2026-74 · Catapult DCT2000 file parser crash
Summary
Name: Catapult DCT2000 file parser crash
Docid: wnpa-sec-2026-74
Date: August 12, 2026
Affected versions: 4.6.0 to 4.6.7, 4.4.0 to 4.4.17
Fixed versions: 4.6.8, 4.4.18
References:
Wireshark issue 21427.
Details
Description
The Catapult DCT2000 file parser could crash.
Impact
Discovered by Yazan Balawneh - CyStack Security Team. We are unaware of any exploits for this issue. It may be possible to make Wireshark crash by convincing someone to read a malformed packet capture file.
Resolution
Upgrade to Wireshark 4.6.8, 4.4.18 or later.
