Loop with Unreachable Exit Condition ('Infinite Loop') Affecting wireshark package, versions <3.2.2-3.35.2


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.21% (60th percentile)

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  • Snyk IDSNYK-SLES151-WIRESHARK-2749514
  • published14 Apr 2022
  • disclosed8 Apr 2020

Introduced: 8 Apr 2020

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

How to fix?

Upgrade SLES:15.1 wireshark to version 3.2.2-3.35.2 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 SLES. See How to fix? for SLES:15.1 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