Loop with Unreachable Exit Condition ('Infinite Loop') Affecting wireshark package, versions <3.0.4-r0


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.19% (57th percentile)

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  • Snyk IDSNYK-ALPINE320-WIRESHARK-7015367
  • published23 May 2024
  • disclosed15 Sept 2019

Introduced: 15 Sep 2019

CVE-2019-16319  (opens in a new tab)
CWE-835  (opens in a new tab)

How to fix?

Upgrade Alpine:3.20 wireshark to version 3.0.4-r0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream wireshark package and not the wireshark package as distributed by Alpine. See How to fix? for Alpine:3.20 relevant fixed versions and status.

In Wireshark 3.0.0 to 3.0.3 and 2.6.0 to 2.6.10, the Gryphon dissector could go into an infinite loop. This was addressed in plugins/epan/gryphon/packet-gryphon.c by checking for a message length of zero.

CVSS Scores

version 3.1