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Red Hat Security Advisory 2022-5250-01

Red Hat Security Advisory 2022-5250-01 - The libxml2 library is a development toolbox providing the implementation of various XML standards. Issues addressed include integer overflow and out of bounds write vulnerabilities.

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

Synopsis: Moderate: libxml2 security update
Advisory ID: RHSA-2022:5250-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:5250
Issue date: 2022-06-28
CVE Names: CVE-2022-29824
====================================================================

  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.

  1. 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

  1. Description:

The libxml2 library is a development toolbox providing the implementation
of various XML standards.

Security Fix(es):

  • libxml2: integer overflows in xmlBuf and xmlBuffer lead to out-of-bounds
    write (CVE-2022-29824)

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.

  1. 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.

  1. Bugs fixed (https://bugzilla.redhat.com/):

2082158 - CVE-2022-29824 libxml2: integer overflows in xmlBuf and xmlBuffer lead to out-of-bounds write

  1. Package List:

Red Hat Enterprise Linux AppStream (v. 9):

aarch64:
libxml2-debuginfo-2.9.13-1.el9_0.1.aarch64.rpm
libxml2-debugsource-2.9.13-1.el9_0.1.aarch64.rpm
libxml2-devel-2.9.13-1.el9_0.1.aarch64.rpm
python3-libxml2-debuginfo-2.9.13-1.el9_0.1.aarch64.rpm

ppc64le:
libxml2-debuginfo-2.9.13-1.el9_0.1.ppc64le.rpm
libxml2-debugsource-2.9.13-1.el9_0.1.ppc64le.rpm
libxml2-devel-2.9.13-1.el9_0.1.ppc64le.rpm
python3-libxml2-debuginfo-2.9.13-1.el9_0.1.ppc64le.rpm

s390x:
libxml2-debuginfo-2.9.13-1.el9_0.1.s390x.rpm
libxml2-debugsource-2.9.13-1.el9_0.1.s390x.rpm
libxml2-devel-2.9.13-1.el9_0.1.s390x.rpm
python3-libxml2-debuginfo-2.9.13-1.el9_0.1.s390x.rpm

x86_64:
libxml2-debuginfo-2.9.13-1.el9_0.1.i686.rpm
libxml2-debuginfo-2.9.13-1.el9_0.1.x86_64.rpm
libxml2-debugsource-2.9.13-1.el9_0.1.i686.rpm
libxml2-debugsource-2.9.13-1.el9_0.1.x86_64.rpm
libxml2-devel-2.9.13-1.el9_0.1.i686.rpm
libxml2-devel-2.9.13-1.el9_0.1.x86_64.rpm
python3-libxml2-debuginfo-2.9.13-1.el9_0.1.i686.rpm
python3-libxml2-debuginfo-2.9.13-1.el9_0.1.x86_64.rpm

Red Hat Enterprise Linux BaseOS (v. 9):

Source:
libxml2-2.9.13-1.el9_0.1.src.rpm

aarch64:
libxml2-2.9.13-1.el9_0.1.aarch64.rpm
libxml2-debuginfo-2.9.13-1.el9_0.1.aarch64.rpm
libxml2-debugsource-2.9.13-1.el9_0.1.aarch64.rpm
python3-libxml2-2.9.13-1.el9_0.1.aarch64.rpm
python3-libxml2-debuginfo-2.9.13-1.el9_0.1.aarch64.rpm

ppc64le:
libxml2-2.9.13-1.el9_0.1.ppc64le.rpm
libxml2-debuginfo-2.9.13-1.el9_0.1.ppc64le.rpm
libxml2-debugsource-2.9.13-1.el9_0.1.ppc64le.rpm
python3-libxml2-2.9.13-1.el9_0.1.ppc64le.rpm
python3-libxml2-debuginfo-2.9.13-1.el9_0.1.ppc64le.rpm

s390x:
libxml2-2.9.13-1.el9_0.1.s390x.rpm
libxml2-debuginfo-2.9.13-1.el9_0.1.s390x.rpm
libxml2-debugsource-2.9.13-1.el9_0.1.s390x.rpm
python3-libxml2-2.9.13-1.el9_0.1.s390x.rpm
python3-libxml2-debuginfo-2.9.13-1.el9_0.1.s390x.rpm

x86_64:
libxml2-2.9.13-1.el9_0.1.i686.rpm
libxml2-2.9.13-1.el9_0.1.x86_64.rpm
libxml2-debuginfo-2.9.13-1.el9_0.1.i686.rpm
libxml2-debuginfo-2.9.13-1.el9_0.1.x86_64.rpm
libxml2-debugsource-2.9.13-1.el9_0.1.i686.rpm
libxml2-debugsource-2.9.13-1.el9_0.1.x86_64.rpm
python3-libxml2-2.9.13-1.el9_0.1.x86_64.rpm
python3-libxml2-debuginfo-2.9.13-1.el9_0.1.i686.rpm
python3-libxml2-debuginfo-2.9.13-1.el9_0.1.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/

  1. References:

https://access.redhat.com/security/cve/CVE-2022-29824
https://access.redhat.com/security/updates/classification/#moderate

  1. Contact:

The Red Hat security contact is [email protected]. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2022 Red Hat, Inc.
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