wnpa-sec-2018-56 · PVFS dissector crash

Summary

Name: PVFS dissector crash

Docid: wnpa-sec-2018-56

Date: November 27, 2018

Affected versions: 2.6.0 to 2.6.4, 2.4.0 to 2.4.10

Fixed versions: 2.6.5, 2.4.11

References:
Wireshark issue 15280
CVE-2018-19624

Details

Description

The PVFS dissector could crash. Discovered by Mateusz Jurczyk.

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 2.6.5, 2.4.11 or later.