Integer Overflow or Wraparound Affecting expat package, versions <2.2.6-2+deb10u2


Severity

Recommended
0.0
critical
0
10

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Threat Intelligence

EPSS
0.34% (72nd percentile)

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  • Snyk IDSNYK-DEBIAN10-EXPAT-2331813
  • published8 Jan 2022
  • disclosed10 Jan 2022

Introduced: 8 Jan 2022

CVE-2022-22822  (opens in a new tab)
CWE-190  (opens in a new tab)

How to fix?

Upgrade Debian:10 expat to version 2.2.6-2+deb10u2 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 Debian. See How to fix? for Debian:10 relevant fixed versions and status.

addBinding in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.

CVSS Scores

version 3.1