Improper Encoding or Escaping of Output Affecting expat package, versions <0:2.2.5-4.el8_5.3


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
13.32% (94th percentile)

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  • Snyk IDSNYK-ORACLE8-EXPAT-2603570
  • published10 Apr 2022
  • disclosed16 Feb 2022

Introduced: 16 Feb 2022

CVE-2022-25235  (opens in a new tab)
CWE-116  (opens in a new tab)

How to fix?

Upgrade Oracle:8 expat to version 0:2.2.5-4.el8_5.3 or higher.
This issue was patched in ELSA-2022-0951.

NVD Description

Note: Versions mentioned in the description apply only to the upstream expat package and not the expat package as distributed by Oracle. See How to fix? for Oracle: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.

CVSS Base Scores

version 3.1