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VULNERABILITIES

CVE-2022-25313 Details

Description

In Expat (aka libexpat) before 2.4.5, an attacker can trigger stack exhaustion in build_model via a large nesting depth in the DTD element.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:6.5 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CNA: CISA-ADPCVSS-B:6.5 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf CVEThird Party Advisory
https://github.com/libexpat/libexpat/pull/558 CVEThird Party Advisory
https://lists.debian.org/debian-lts-announce/2022/03/msg00007.html CVEThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3UFRBA3UQVIQKXTBUQXDWQOVWNBKLERU/ CVE
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Y27XO3JMKAOMQZVPS3B4MJGEAHCZF5OM/ CVE

see all 20 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-674Uncontrolled Recursion[email protected]
CWE-674Uncontrolled RecursionCISA-ADP

Affected Products

ProductVersions

Change History

20 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2022-25313
NVD Published Date:
Feb 18, 2022
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2022-25313 Details - Not Deferred