Home / mailings [RHSA-2022:6921-01] Important: expat security update
Posted on 12 October 2022
RedHat===================================================================== Red Hat Security Advisory
Synopsis: Important: expat security update
Advisory ID: RHSA-2022:6921-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:6921
Issue date: 2022-10-12
CVE Names: CVE-2022-40674
=====================================================================
1. Summary:
An update for expat is now available for Red Hat Enterprise Linux 6
Extended Lifecycle Support.
Red Hat Product Security has rated this update as having a security impact
of Important. A Common Vulnerability Scoring System (CVSS) base score,
which gives a detailed severity rating, is available for each vulnerability
from the CVE link(s) in the References section.
2. Relevant releases/architectures:
Red Hat Enterprise Linux Server (v. 6 ELS) - i386, s390x, x86_64
3. Description:
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.
4. 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.
5. Bugs fixed (https://bugzilla.redhat.com/):
2130769 - CVE-2022-40674 expat: a use-after-free in the doContent function in xmlparse.c
6. Package List:
Red Hat Enterprise Linux Server (v. 6 ELS):
Source:
expat-2.0.1-15.el6_10.src.rpm
i386:
expat-2.0.1-15.el6_10.i686.rpm
expat-debuginfo-2.0.1-15.el6_10.i686.rpm
expat-devel-2.0.1-15.el6_10.i686.rpm
s390x:
expat-2.0.1-15.el6_10.s390.rpm
expat-2.0.1-15.el6_10.s390x.rpm
expat-debuginfo-2.0.1-15.el6_10.s390.rpm
expat-debuginfo-2.0.1-15.el6_10.s390x.rpm
expat-devel-2.0.1-15.el6_10.s390.rpm
expat-devel-2.0.1-15.el6_10.s390x.rpm
x86_64:
expat-2.0.1-15.el6_10.i686.rpm
expat-2.0.1-15.el6_10.x86_64.rpm
expat-debuginfo-2.0.1-15.el6_10.i686.rpm
expat-debuginfo-2.0.1-15.el6_10.x86_64.rpm
expat-devel-2.0.1-15.el6_10.i686.rpm
expat-devel-2.0.1-15.el6_10.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/
7. References:
https://access.redhat.com/security/cve/CVE-2022-40674
https://access.redhat.com/security/updates/classification/#important
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2022 Red Hat, Inc.
