wnpa-sec-2016-44 · RLC long loop

Summary

Name: RLC long loop

Docid: wnpa-sec-2016-44

Date: July 27, 2016

Affected versions: 2.0.0 to 2.0.4, 1.12.0 to 1.12.12

Fixed versions: 2.0.5, 1.12.13

References:
Wireshark issue 12660

Details

Description

The RLC dissector could go into a long loop. Discovered by Antti Levomäki.

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 2.0.5, 1.12.13 or later.