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

0.0
high

  • Attack Complexity

    Low

  • Availability

    High

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  • snyk-id

    SNYK-GOLANG-GITHUBCOMULIKUNITZXZ-598892

  • published

    1 Sep 2020

  • disclosed

    19 Aug 2020

  • credit

    0xdecaf

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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.