wnpa-sec-2018-54 · MMSE dissector infinite loop

Summary

Name: MMSE dissector infinite loop

Docid: wnpa-sec-2018-54

Date: November 27, 2018

Affected versions: 2.6.0 to 2.6.4, 2.4.0 to 2.4.10

Fixed versions: 2.6.5, 2.4.11

References:
Wireshark bug 15250
CVE-2018-19622

Details

Description

The MMSE 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 2.6.5, 2.4.11 or later.

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