wnpa-sec-2017-46 · DOCSIS infinite loop

Summary

Name: DOCSIS infinite loop

Docid: wnpa-sec-2017-46

Date: October 10, 2017

Affected versions: 2.4.0 to 2.4.1

Fixed versions: 2.4.2

References:
Wireshark issue 14080
CVE-2017-15189

Details

Description

The DOCSIS 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 2.4.2 or later.