CVE-2022-22825: Integer Overflow
First published: Sat Jan 08 2022(Updated: )
expat (libexpat) is susceptible to a software flaw that causes process interruption. When processing a large number of prefixed XML attributes on a single tag can libexpat can terminate unexpectedly due to integer overflow. The highest threat from this vulnerability is to availability, confidentiality and integrity.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/expat | <0:2.1.0-14.el7_9 | 0:2.1.0-14.el7_9 |
| redhat/expat | <0:2.2.5-4.el8_5.3 | 0:2.2.5-4.el8_5.3 |
| redhat/xmlrpc-c | <0:1.51.0-8.el8 | 0:1.51.0-8.el8 |
| Libexpat Project Libexpat | <2.4.3 | |
| Tenable Nessus | <8.15.3 | |
| Tenable Nessus | >=10.0.0<10.1.1 | |
| Debian Debian Linux | =10.0 | |
| Debian Debian Linux | =11.0 | |
| Siemens SINEMA Remote Connect Server | <3.1 | |
| redhat/expat | <2.4.3 | 2.4.3 |
| debian/expat | 2.2.10-2+deb11u5 2.2.10-2+deb11u6 2.5.0-1+deb12u1 2.6.4-1 |
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Reference Links
- https://www.cve.org/CVERecord?id=CVE-2022-22825 https://nvd.nist.gov/vuln/detail/CVE-2022-22825 https://github.com/libexpat/libexpat/pull/539
- https://bugzilla.redhat.com/show_bug.cgi?id=2044479
- https://access.redhat.com/errata/RHSA-2022:1069
- https://access.redhat.com/errata/RHSA-2022:0951
- https://access.redhat.com/errata/RHSA-2022:7692
- https://access.redhat.com/errata/RHSA-2022:7144
- https://access.redhat.com/security/cve/cve-2022-22825
- 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
- https://launchpad.net/bugs/cve/CVE-2022-22825
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2044482
- https://access.redhat.com/errata/RHSA-2022:7143
- https://github.com/libexpat/libexpat/commit/9f93e8036e842329863bf20395b8fb8f73834d9e
- https://security-tracker.debian.org/tracker/CVE-2022-22825
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-22825
- https://nvd.nist.gov/vuln/detail/CVE-2022-22825
- https://ubuntu.com/security/CVE-2022-22825
Parent vulnerabilities
(Appears in the following advisories)
Frequently Asked Questions
What is CVE-2022-22825?
CVE-2022-22825 is a vulnerability in Expat (libexpat) before version 2.4.3, causing an integer overflow in the xmlparse.c file.
What is the severity of CVE-2022-22825?
CVE-2022-22825 has a severity score of 8.8, which is considered high.
How does CVE-2022-22825 affect availability?
CVE-2022-22825 can lead to process interruption, affecting availability.
What is the remedy for CVE-2022-22825?
The recommended remedy for CVE-2022-22825 is to upgrade Expat (libexpat) to version 2.4.3.
Are there any references for CVE-2022-22825?
Yes, you can find references for CVE-2022-22825 at the following links: [GitHub Pull Request](https://github.com/libexpat/libexpat/pull/539), [Openwall Mailing List](http://www.openwall.com/lists/oss-security/2022/01/17/3), [Red Hat Bugzilla](https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2044482).
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