CWE
674 400 770
Advisory Published
Updated

CVE-2022-25313

First published: Fri Feb 18 2022(Updated: )

A flaw was found in expat. A stack exhaustion in doctype parsing could be triggered by a file with a large number of opening braces, resulting in a denial of service.

Credit: cve@mitre.org cve@mitre.org

Affected SoftwareAffected VersionHow to fix
redhat/expat<2.4.5
2.4.5
redhat/mingw-expat<0:2.4.8-1.el8
0:2.4.8-1.el8
redhat/expat<0:2.2.5-8.el8_6.2
0:2.2.5-8.el8_6.2
redhat/expat<0:2.2.10-12.el9_0.2
0:2.2.10-12.el9_0.2
debian/expat
2.2.6-2+deb10u4
2.2.6-2+deb10u6
2.2.10-2+deb11u5
2.5.0-1
2.5.0-2
Libexpat Project Libexpat<2.4.5
Debian Debian Linux=10.0
Debian Debian Linux=11.0
Fedoraproject Fedora=34
Fedoraproject Fedora=35
Oracle HTTP Server=12.2.1.3.0
Oracle HTTP Server=12.2.1.4.0
Oracle ZFS Storage Appliance Kit=8.8
Siemens SINEMA Remote Connect Server<3.1

Remedy

There is no known mitigation other than restricting applications using the expat library from processing untrusted XML content.

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is CVE-2022-25313?

    CVE-2022-25313 is a vulnerability in Expat (aka libexpat) before version 2.4.5 that can trigger stack exhaustion and result in denial of service.

  • How severe is CVE-2022-25313?

    CVE-2022-25313 has a severity value of 6.5, which is considered medium.

  • Which software is affected by CVE-2022-25313?

    Expat versions before 2.4.5 are affected by CVE-2022-25313.

  • How can I fix CVE-2022-25313?

    To fix CVE-2022-25313, update Expat to version 2.4.5 or later.

  • Where can I find more information about CVE-2022-25313?

    You can find more information about CVE-2022-25313 at the following references: [link1], [link2], [link3].

Contact

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