Home / mailings [RHSA-2023:4349-01] Moderate: libxml2 security update
Posted on 01 August 2023
RedHat===================================================================== Red Hat Security Advisory
Synopsis: Moderate: libxml2 security update
Advisory ID: RHSA-2023:4349-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:4349
Issue date: 2023-08-01
CVE Names: CVE-2023-28484 CVE-2023-29469
=====================================================================
1. Summary:
An update for libxml2 is now available for Red Hat Enterprise Linux 9.
Red Hat Product Security has rated this update as having a security impact
of Moderate. 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 AppStream (v. 9) - aarch64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux BaseOS (v. 9) - aarch64, ppc64le, s390x, x86_64
3. Description:
The libxml2 library is a development toolbox providing the implementation
of various XML standards.
Security Fix(es):
* libxml2: NULL dereference in xmlSchemaFixupComplexType (CVE-2023-28484)
* libxml2: Hashing of empty dict strings isn't deterministic
(CVE-2023-29469)
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
The desktop must be restarted (log out, then log back in) for this update
to take effect.
5. Bugs fixed (https://bugzilla.redhat.com/):
2185984 - CVE-2023-29469 libxml2: Hashing of empty dict strings isn't deterministic
2185994 - CVE-2023-28484 libxml2: NULL dereference in xmlSchemaFixupComplexType
6. Package List:
Red Hat Enterprise Linux AppStream (v. 9):
aarch64:
libxml2-debuginfo-2.9.13-3.el9_2.1.aarch64.rpm
libxml2-debugsource-2.9.13-3.el9_2.1.aarch64.rpm
libxml2-devel-2.9.13-3.el9_2.1.aarch64.rpm
python3-libxml2-debuginfo-2.9.13-3.el9_2.1.aarch64.rpm
ppc64le:
libxml2-debuginfo-2.9.13-3.el9_2.1.ppc64le.rpm
libxml2-debugsource-2.9.13-3.el9_2.1.ppc64le.rpm
libxml2-devel-2.9.13-3.el9_2.1.ppc64le.rpm
python3-libxml2-debuginfo-2.9.13-3.el9_2.1.ppc64le.rpm
s390x:
libxml2-debuginfo-2.9.13-3.el9_2.1.s390x.rpm
libxml2-debugsource-2.9.13-3.el9_2.1.s390x.rpm
libxml2-devel-2.9.13-3.el9_2.1.s390x.rpm
python3-libxml2-debuginfo-2.9.13-3.el9_2.1.s390x.rpm
x86_64:
libxml2-debuginfo-2.9.13-3.el9_2.1.i686.rpm
libxml2-debuginfo-2.9.13-3.el9_2.1.x86_64.rpm
libxml2-debugsource-2.9.13-3.el9_2.1.i686.rpm
libxml2-debugsource-2.9.13-3.el9_2.1.x86_64.rpm
libxml2-devel-2.9.13-3.el9_2.1.i686.rpm
libxml2-devel-2.9.13-3.el9_2.1.x86_64.rpm
python3-libxml2-debuginfo-2.9.13-3.el9_2.1.i686.rpm
python3-libxml2-debuginfo-2.9.13-3.el9_2.1.x86_64.rpm
Red Hat Enterprise Linux BaseOS (v. 9):
Source:
libxml2-2.9.13-3.el9_2.1.src.rpm
aarch64:
libxml2-2.9.13-3.el9_2.1.aarch64.rpm
libxml2-debuginfo-2.9.13-3.el9_2.1.aarch64.rpm
libxml2-debugsource-2.9.13-3.el9_2.1.aarch64.rpm
python3-libxml2-2.9.13-3.el9_2.1.aarch64.rpm
python3-libxml2-debuginfo-2.9.13-3.el9_2.1.aarch64.rpm
ppc64le:
libxml2-2.9.13-3.el9_2.1.ppc64le.rpm
libxml2-debuginfo-2.9.13-3.el9_2.1.ppc64le.rpm
libxml2-debugsource-2.9.13-3.el9_2.1.ppc64le.rpm
python3-libxml2-2.9.13-3.el9_2.1.ppc64le.rpm
python3-libxml2-debuginfo-2.9.13-3.el9_2.1.ppc64le.rpm
s390x:
libxml2-2.9.13-3.el9_2.1.s390x.rpm
libxml2-debuginfo-2.9.13-3.el9_2.1.s390x.rpm
libxml2-debugsource-2.9.13-3.el9_2.1.s390x.rpm
python3-libxml2-2.9.13-3.el9_2.1.s390x.rpm
python3-libxml2-debuginfo-2.9.13-3.el9_2.1.s390x.rpm
x86_64:
libxml2-2.9.13-3.el9_2.1.i686.rpm
libxml2-2.9.13-3.el9_2.1.x86_64.rpm
libxml2-debuginfo-2.9.13-3.el9_2.1.i686.rpm
libxml2-debuginfo-2.9.13-3.el9_2.1.x86_64.rpm
libxml2-debugsource-2.9.13-3.el9_2.1.i686.rpm
libxml2-debugsource-2.9.13-3.el9_2.1.x86_64.rpm
python3-libxml2-2.9.13-3.el9_2.1.x86_64.rpm
python3-libxml2-debuginfo-2.9.13-3.el9_2.1.i686.rpm
python3-libxml2-debuginfo-2.9.13-3.el9_2.1.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-2023-28484
https://access.redhat.com/security/cve/CVE-2023-29469
https://access.redhat.com/security/updates/classification/#moderate
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.
