Loop with Unreachable Exit Condition ('Infinite Loop') Affecting wireshark package, versions <2.6.2-r0


0.0
high

Snyk CVSS

    Attack Complexity Low
    Availability High

    Threat Intelligence

    EPSS 0.26% (66th percentile)
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NVD
7.5 high
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SUSE
5.3 medium
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Red Hat
5.9 medium

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  • Snyk ID SNYK-ALPINE317-WIRESHARK-3144529
  • published 22 Jul 2018
  • disclosed 19 Jul 2018

How to fix?

Upgrade Alpine:3.17 wireshark to version 2.6.2-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:3.17 relevant fixed versions and status.

In Wireshark 2.6.0 to 2.6.1, 2.4.0 to 2.4.7, and 2.2.0 to 2.2.15, the Bazaar protocol dissector could go into an infinite loop. This was addressed in epan/dissectors/packet-bzr.c by properly handling items that are too long.