A libxml2 security update has been released for openSUSE Leap 15.4/15.5 and SUSE Linux Enterprise.

SUSE-SU-2023:4464-1: moderate: Security update for libxml2

# Security update for libxml2

Announcement ID: SUSE-SU-2023:4464-1
Rating: moderate
References:

* bsc#1216129

Cross-References:

* CVE-2023-45322

CVSS scores:

* CVE-2023-45322 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
* CVE-2023-45322 ( NVD ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Affected Products:

* openSUSE Leap 15.4
* openSUSE Leap 15.5
* SUSE Linux Enterprise Micro 5.1
* SUSE Linux Enterprise Micro 5.2
* SUSE Linux Enterprise Micro for Rancher 5.2

An update that solves one vulnerability can now be installed.

## Description:

This update for libxml2 fixes the following issues:

* CVE-2023-45322: Fixed a use-after-free in xmlUnlinkNode() in tree.c
(bsc#1216129).

## Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like
YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:

* openSUSE Leap 15.4
zypper in -t patch openSUSE-SLE-15.4-2023-4464=1

* openSUSE Leap 15.5
zypper in -t patch openSUSE-SLE-15.5-2023-4464=1

* SUSE Linux Enterprise Micro 5.1
zypper in -t patch SUSE-SUSE-MicroOS-5.1-2023-4464=1

* SUSE Linux Enterprise Micro 5.2
zypper in -t patch SUSE-SUSE-MicroOS-5.2-2023-4464=1

* SUSE Linux Enterprise Micro for Rancher 5.2
zypper in -t patch SUSE-SUSE-MicroOS-5.2-2023-4464=1

## Package List:

* openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64)
* python3-libxml2-python-2.9.7-150000.3.63.1
* python3-libxml2-python-debuginfo-2.9.7-150000.3.63.1
* python-libxml2-python-debugsource-2.9.7-150000.3.63.1
* openSUSE Leap 15.5 (aarch64 ppc64le s390x x86_64)
* python3-libxml2-python-2.9.7-150000.3.63.1
* python3-libxml2-python-debuginfo-2.9.7-150000.3.63.1
* python-libxml2-python-debugsource-2.9.7-150000.3.63.1
* SUSE Linux Enterprise Micro 5.1 (aarch64 s390x x86_64)
* libxml2-2-debuginfo-2.9.7-150000.3.63.1
* libxml2-tools-debuginfo-2.9.7-150000.3.63.1
* libxml2-2-2.9.7-150000.3.63.1
* libxml2-tools-2.9.7-150000.3.63.1
* libxml2-debugsource-2.9.7-150000.3.63.1
* SUSE Linux Enterprise Micro 5.2 (aarch64 s390x x86_64)
* python3-libxml2-python-2.9.7-150000.3.63.1
* libxml2-2-debuginfo-2.9.7-150000.3.63.1
* libxml2-tools-debuginfo-2.9.7-150000.3.63.1
* libxml2-2-2.9.7-150000.3.63.1
* libxml2-tools-2.9.7-150000.3.63.1
* libxml2-debugsource-2.9.7-150000.3.63.1
* python3-libxml2-python-debuginfo-2.9.7-150000.3.63.1
* python-libxml2-python-debugsource-2.9.7-150000.3.63.1
* SUSE Linux Enterprise Micro for Rancher 5.2 (aarch64 s390x x86_64)
* python3-libxml2-python-2.9.7-150000.3.63.1
* libxml2-2-debuginfo-2.9.7-150000.3.63.1
* libxml2-tools-debuginfo-2.9.7-150000.3.63.1
* libxml2-2-2.9.7-150000.3.63.1
* libxml2-tools-2.9.7-150000.3.63.1
* libxml2-debugsource-2.9.7-150000.3.63.1
* python3-libxml2-python-debuginfo-2.9.7-150000.3.63.1
* python-libxml2-python-debugsource-2.9.7-150000.3.63.1

## References:

* https://www.suse.com/security/cve/CVE-2023-45322.html
* https://bugzilla.suse.com/show_bug.cgi?id=1216129