Integer Overflow or Wraparound Affecting expat-debuginfo package, versions <0:2.1.0-12.amzn2.0.1


Severity

Recommended
medium

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.54% (78th percentile)

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  • Snyk IDSNYK-AMZN2-EXPATDEBUGINFO-2419593
  • published9 Mar 2022
  • disclosed24 Jan 2022

Introduced: 24 Jan 2022

CVE-2022-23852  (opens in a new tab)
CWE-190  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 expat-debuginfo to version 0:2.1.0-12.amzn2.0.1 or higher.
This issue was patched in ALAS2-2022-1754.

NVD Description

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

Expat (aka libexpat) before 2.4.4 has a signed integer overflow in XML_GetBuffer, for configurations with a nonzero XML_CONTEXT_BYTES.

CVSS Scores

version 3.1