wnpa-sec-2023-02 · NFS dissector memory leak

Summary

Name: NFS dissector memory leak

Docid: wnpa-sec-2023-02

Date: January 18, 2023

Affected versions: 4.0.0 to 4.0.2, 3.6.0 to 3.6.10

Fixed versions: 4.0.3, 3.6.11

References:
Wireshark issue 18628

Details

Description

The NFS dissector could leak memory.

Impact

It may be possible to make Wireshark consume excessive CPU resources by injecting a malformed packet onto the wire or by convincing someone to read a malformed packet trace file.

Resolution

Upgrade to Wireshark 4.0.3, 3.6.11 or later.