wnpa-sec-2014-23 · TN5250 infinite loops

Summary

Name: TN5250 infinite loops

Docid: wnpa-sec-2014-23

Date: November 12, 2014

Affected versions: 1.12.0 to 1.12.1, 1.10.0 to 1.10.10

Fixed versions: 1.12.2, 1.10.11

References:
Wireshark issue 10596
CVE-2014-8714

Details

Description

The TN5250 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 1.12.2, 1.10.11 or later.