wnpa-sec-2019-12 · GSUP dissector infinite loop

Summary

Name: GSUP dissector infinite loop

Docid: wnpa-sec-2019-12

Date: April 8, 2019

Affected versions: 3.0.0

Fixed versions: 3.0.1

References:
Wireshark bug 15585
CVE-2019-10898

Details

Description

The GSUP dissector could go into an infinite loop. Discovered by the OSS-Fuzz project.

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 3.0.1 or later.

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