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====================================================================                   
Red Hat Security Advisory

Synopsis:          Important: mingw-expat security update
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
CVE Names:         CVE-2022-40674
====================================================================
1. Summary:

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 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 CRB (v. 8) - noarch

3. Description:

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.

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

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 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/

7. 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

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2023 Red Hat, Inc.
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