wnpa-sec-2013-49 · GSM RR dissector large loop

Summary

Name: GSM RR dissector large loop

Docid: wnpa-sec-2013-49

Date: July 26, 2013

Affected versions: 1.10.0, 1.8.0 to 1.8.8

Fixed versions: 1.10.1, 1.8.9

References:
Wireshark bug 8923
CVE-2013-4931

Details

Description

The GSM RR dissector (and possibly others) could go into a large 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 1.10.1, 1.8.9 or later.