Integer Overflow or Wraparound Affecting expat package, versions <2.2.0-2+deb9u4
Threat Intelligence
EPSS
0.54% (78th
percentile)
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Test your applications- Snyk ID SNYK-DEBIAN9-EXPAT-2331805
- published 8 Jan 2022
- disclosed 10 Jan 2022
Introduced: 8 Jan 2022
CVE-2022-22822 Open this link in a new tabHow to fix?
Upgrade Debian:9 expat to version 2.2.0-2+deb9u4 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:9 relevant fixed versions and status.
addBinding in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.
References
- https://security-tracker.debian.org/tracker/CVE-2022-22822
- http://www.openwall.com/lists/oss-security/2022/01/17/3
- https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf
- https://github.com/libexpat/libexpat/pull/539
- https://security.gentoo.org/glsa/202209-24
- https://www.debian.org/security/2022/dsa-5073
- https://www.tenable.com/security/tns-2022-05
CVSS Scores
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