Integer Overflow or Wraparound Affecting expat package, versions <0:2.1.0-12.amzn2.0.2


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
2.66% (91st percentile)

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  • Snyk IDSNYK-AMZN2-EXPAT-2419679
  • published9 Mar 2022
  • disclosed18 Feb 2022

Introduced: 18 Feb 2022

CVE-2022-25315  (opens in a new tab)
CWE-190  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 expat to version 0:2.1.0-12.amzn2.0.2 or higher.
This issue was patched in ALAS2-2022-1759.

NVD Description

Note: Versions mentioned in the description apply only to the upstream expat package and not the expat package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 relevant fixed versions and status.

In Expat (aka libexpat) before 2.4.5, there is an integer overflow in storeRawNames.

CVSS Scores

version 3.1