wnpa-sec-2017-17 · DOF dissector infinite loop

Summary

Name: DOF dissector infinite loop

Docid: wnpa-sec-2017-17

Date: April 12, 2017

Affected versions: 2.2.0 to 2.2.5

Fixed versions: 2.2.6

References:
Wireshark issue 13453
CVE-2017-7704

Details

Description

The DOF 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 2.2.6 or later.