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Red Hat Enterprise Linux 8 RHSA-2023-3068 Important: Expat Security Update

red hat
Calendar Grey May 16, 2023
Dist Redhat Esm H88
Ubuntu 20.04 LTS tackles a significant vulnerability by patching the libxml2 library, resolving a severe buffer overflow issue.
An update for mingw-expat is now available for Red Hat Enterprise Linux 8

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Summary

Expat is a C library for parsing XML documents. The mingw-expat packages provide a port of the Expat library for MinGW.
Security Fix(es):
* expat: a use-after-free in the doContent function in xmlparse.c (CVE-2022-40674)
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.
Additional Changes:
For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.8 Release Notes linked from the References section.

Topics%20covered

Topics Covered

security advisory Red Hat Enterprise Linux important use-after-free xml library mingw-expat

References

https://access.redhat.com/security/cve/CVE-2022-40674 https://access.redhat.com/security/updates/classification/#important https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.8_release_notes/index

Package List

Red Hat Enterprise Linux CRB (v. 8):
Source: mingw-expat-2.4.8-2.el8.src.rpm
noarch: mingw32-expat-2.4.8-2.el8.noarch.rpm mingw32-expat-debuginfo-2.4.8-2.el8.noarch.rpm mingw64-expat-2.4.8-2.el8.noarch.rpm mingw64-expat-debuginfo-2.4.8-2.el8.noarch.rpm
These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2023:3068-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:3068
Issue date: 2023-05-16

Topic

An update for mingw-expat is now available for Red Hat Enterprise Linux 8.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory Red Hat Enterprise Linux important use-after-free xml library mingw-expat

Relevant Releases Architectures

Red Hat Enterprise Linux CRB (v. 8) - noarch

Bugs Fixed

2130769 - CVE-2022-40674 expat: a use-after-free in the doContent function in xmlparse.c

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