wnpa-sec-2026-18 · AMR-NB audio codec crash
Summary
Name: AMR-NB audio codec crash
Docid: wnpa-sec-2026-18
Date: April 29, 2026
Affected versions: 4.6.0 to 4.6.4, 4.4.0 to 4.4.14
Fixed versions: 4.6.5, 4.4.15
References:
Wireshark issue 21111.
CVE-2026-5654.
Details
Description
The AMR-NB audio codec could crash.
Impact
Discovered by Alexandre de Oliveira. We are unaware of any exploits for this issue. 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 4.6.5, 4.4.15 or later.
