Alerts This Week
Warning Icon 1 692
Alerts This Week
Warning Icon 1 692

RedHat 8.2: RHSA-2022-6832-01 Important: Expat Use-After-Free Fix

red hat
Calendar Grey October 6, 2022
Dist Redhat Esm H88
Oracle has announced a significant security patch for libxml2 on Linux 8.2, tackling severe vulnerabilities.
An update for expat is now available for Red Hat Enterprise Linux 8.2 Extended Update Support

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

After installing the updated packages, applications using the Expat library must be restarted for the update to take effect.

Summary

Expat is a C library for parsing XML documents.
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.

Topics%20covered

Topics Covered

security advisory security issue Red Hat software fix important update use-after-free expat

References

https://access.redhat.com/security/cve/CVE-2022-40674 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Enterprise Linux BaseOS EUS (v. 8.2):
Source: expat-2.2.5-3.el8_2.3.src.rpm
aarch64: expat-2.2.5-3.el8_2.3.aarch64.rpm expat-debuginfo-2.2.5-3.el8_2.3.aarch64.rpm expat-debugsource-2.2.5-3.el8_2.3.aarch64.rpm expat-devel-2.2.5-3.el8_2.3.aarch64.rpm
ppc64le: expat-2.2.5-3.el8_2.3.ppc64le.rpm expat-debuginfo-2.2.5-3.el8_2.3.ppc64le.rpm expat-debugsource-2.2.5-3.el8_2.3.ppc64le.rpm expat-devel-2.2.5-3.el8_2.3.ppc64le.rpm
s390x: expat-2.2.5-3.el8_2.3.s390x.rpm expat-debuginfo-2.2.5-3.el8_2.3.s390x.rpm expat-debugsource-2.2.5-3.el8_2.3.s390x.rpm expat-devel-2.2.5-3.el8_2.3.s390x.rpm
x86_64: expat-2.2.5-3.el8_2.3.i686.rpm expat-2.2.5-3.el8_2.3.x86_64.rpm expat-debuginfo-2.2.5-3.el8_2.3.i686.rpm expat-debuginfo-2.2.5-3.el8_2.3.x86_64.rpm expat-debugsource-2.2.5-3.el8_2.3.i686.rpm expat-debugsource-2.2.5-3.el8_2.3.x86_64.rpm expat-devel-2.2.5-3.el8_2.3.i686.rpm expat-devel-2.2.5-3.el8_2.3.x86_64.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-2022:6832-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:6832
Issue date: 2022-10-06

Topic

An update for expat is now available for Red Hat Enterprise Linux 8.2Extended Update Support.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 security issue Red Hat software fix important update use-after-free expat

Relevant Releases Architectures

Red Hat Enterprise Linux BaseOS EUS (v. 8.2) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

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

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Your message here