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Infinite Loop Affecting github.com/ulikunitz/xz package, versions <0.5.8

0.0
high

Snyk CVSS

    Attack Complexity Low
    Availability High

    Threat Intelligence

    EPSS 5.44% (94th percentile)
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NVD
7.5 high
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SUSE
5.3 medium
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Red Hat
7.5 high

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  • Snyk ID SNYK-GOLANG-GITHUBCOMULIKUNITZXZ-598892
  • published 1 Sep 2020
  • disclosed 19 Aug 2020
  • credit 0xdecaf
Report a new vulnerability Found a mistake?

Introduced: 19 Aug 2020

CVE-2020-16845 Open this link in a new tab
CWE-835 Open this link in a new tab

How to fix?

Upgrade github.com/ulikunitz/xz to version 0.5.8 or higher.

Overview

github.com/ulikunitz/xz is a package for reading and writing of xz compressed streams.

Affected versions of this package are vulnerable to Infinite Loop. An attacker could construct a byte sequence so that readUvarint would not stop to consume bytes.