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wnpa-sec-2022-07 · OPUS dissector crash

Summary

Name: OPUS dissector crash

Docid: wnpa-sec-2022-07

Date: October 26, 2022

Affected versions: 3.6.0 to 3.6.8

Fixed versions: 3.6.9

References:

Wireshark issue 18378.
CVE-2022-3275.

Details

Description

The OPUS dissector could crash. Discovered by Qiuhao Li of Zoom Video Communications, Inc.

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 3.6.9 or later.