Inappropriate Encoding for Output Context Affecting expat package, versions <0:2.2.5-4.el8_5.3


high

Snyk CVSS

    Attack Complexity Low
    Confidentiality High
    Integrity High
    Availability High
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NVD
9.8 critical
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SUSE
7.5 high
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Red Hat
9.8 critical

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  • Snyk ID SNYK-CENTOS8-EXPAT-2408677
  • published 22 Feb 2022
  • disclosed 19 Feb 2022

How to fix?

Upgrade Centos:8 expat to version 0:2.2.5-4.el8_5.3 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream expat package and not the expat package as distributed by Centos:8. See How to fix? for Centos:8 relevant fixed versions and status.

xmltok_impl.c in Expat (aka libexpat) before 2.4.5 lacks certain validation of encoding, such as checks for whether a UTF-8 character is valid in a certain context.