wnpa-sec-2016-24 · IAX2 infinite loop

Summary

Name: IAX2 infinite loop

Docid: wnpa-sec-2016-24

Date: April 22, 2016

Affected versions: 2.0.0 to 2.0.2, 1.12.0 to 1.12.10

Fixed versions: 2.0.3, 1.12.11

References:
Wireshark issue 12260
CVE-2016-4081

Details

Description

The IAX2 dissector could go into an infinite loop.

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 2.0.3, 1.12.11 or later.