- Vulnerability/
- RHSA-2023:0337
RHSA-2023:0337: Moderate: expat security update
First published: Mon Jan 23 2023(Updated: )
Expat is a C library for parsing XML documents.<br>Security Fix(es):<br><li> expat: use-after free caused by overeager destruction of a shared DTD in XML_ExternalEntityParserCreate (CVE-2022-43680)</li> For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/expat | <2.4.9-1.el9_1.1 | 2.4.9-1.el9_1.1 |
| redhat/expat | <2.4.9-1.el9_1.1 | 2.4.9-1.el9_1.1 |
| redhat/expat-debuginfo | <2.4.9-1.el9_1.1 | 2.4.9-1.el9_1.1 |
| redhat/expat-debuginfo | <2.4.9-1.el9_1.1 | 2.4.9-1.el9_1.1 |
| redhat/expat-debugsource | <2.4.9-1.el9_1.1 | 2.4.9-1.el9_1.1 |
| redhat/expat-debugsource | <2.4.9-1.el9_1.1 | 2.4.9-1.el9_1.1 |
| redhat/expat-devel | <2.4.9-1.el9_1.1 | 2.4.9-1.el9_1.1 |
| redhat/expat-devel | <2.4.9-1.el9_1.1 | 2.4.9-1.el9_1.1 |
| redhat/expat | <2.4.9-1.el9_1.1 | 2.4.9-1.el9_1.1 |
| redhat/expat-debuginfo | <2.4.9-1.el9_1.1 | 2.4.9-1.el9_1.1 |
| redhat/expat-debugsource | <2.4.9-1.el9_1.1 | 2.4.9-1.el9_1.1 |
| redhat/expat-devel | <2.4.9-1.el9_1.1 | 2.4.9-1.el9_1.1 |
| redhat/expat | <2.4.9-1.el9_1.1.aa | 2.4.9-1.el9_1.1.aa |
| redhat/expat-debuginfo | <2.4.9-1.el9_1.1.aa | 2.4.9-1.el9_1.1.aa |
| redhat/expat-debugsource | <2.4.9-1.el9_1.1.aa | 2.4.9-1.el9_1.1.aa |
| redhat/expat-devel | <2.4.9-1.el9_1.1.aa | 2.4.9-1.el9_1.1.aa |
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Reference Links
Frequently Asked Questions
What is the severity of RHSA-2023:0337?
The severity of RHSA-2023:0337 is classified as moderate.
How do I fix RHSA-2023:0337?
To fix RHSA-2023:0337, update the expat package to version 2.4.9-1.el9_1.1 or higher.
What vulnerabilities are addressed in RHSA-2023:0337?
RHSA-2023:0337 addresses a use-after-free vulnerability caused by improper handling in XML_ExternalEntityParserCreate (CVE-2022-43680).
Which packages are affected by RHSA-2023:0337?
The affected packages include expat, expat-debuginfo, expat-devel, and expat-debugsource in various architectures.
Do I need to restart my system after applying the fix for RHSA-2023:0337?
A restart may not be required, but it is advisable to restart any services using the expat library to ensure the fixes are applied.
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