CWE
190
Advisory Published
Advisory Published

RHSA-2022:7811: Important: mingw-expat security update

First published: Tue Nov 08 2022(Updated: )

Expat is a C library for parsing XML documents. The mingw-expat packages provide a port of the Expat library for MinGW. <br>The following packages have been upgraded to a later upstream version: mingw-expat (2.4.8). (BZ#2057023, BZ#2057037, BZ#2057127)<br>Security Fix(es):<br><li> expat: Malformed 2- and 3-byte UTF-8 sequences can lead to arbitrary code execution (CVE-2022-25235)</li> <li> expat: Namespace-separator characters in "xmlns[:prefix]" attribute values can lead to arbitrary code execution (CVE-2022-25236)</li> <li> expat: Integer overflow in storeRawNames() (CVE-2022-25315)</li> <li> expat: Stack exhaustion in doctype parsing (CVE-2022-25313)</li> <li> expat: Integer overflow in copyString() (CVE-2022-25314)</li> <li> expat: Integer overflow in the doProlog function (CVE-2022-23990)</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.<br>Additional Changes:<br>For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.7 Release Notes linked from the References section.

Affected SoftwareAffected VersionHow to fix
redhat/mingw-expat<2.4.8-1.el8
2.4.8-1.el8
redhat/mingw32-expat<2.4.8-1.el8
2.4.8-1.el8
redhat/mingw32-expat-debuginfo<2.4.8-1.el8
2.4.8-1.el8
redhat/mingw64-expat<2.4.8-1.el8
2.4.8-1.el8
redhat/mingw64-expat-debuginfo<2.4.8-1.el8
2.4.8-1.el8

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Frequently Asked Questions

  • What is the severity of RHSA-2022:7811?

    The severity of RHSA-2022:7811 is categorized as critical.

  • How do I fix RHSA-2022:7811?

    To fix RHSA-2022:7811, upgrade the affected mingw-expat, mingw32-expat, and mingw64-expat packages to version 2.4.8-1.el8.

  • What packages are affected by RHSA-2022:7811?

    The affected packages for RHSA-2022:7811 include mingw-expat, mingw32-expat, and mingw64-expat.

  • Is RHSA-2022:7811 related to XML parsing vulnerabilities?

    Yes, RHSA-2022:7811 addresses security vulnerabilities in the Expat library used for parsing XML documents.

  • Can I track updates related to RHSA-2022:7811?

    Updates related to RHSA-2022:7811 can be tracked through the Red Hat security advisories page.

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