# Security update for libxml2

Announcement ID: SUSE-SU-2025:0976-1  
Release Date: 2025-03-21T08:25:31Z  
Rating: important  
References:

  * bsc#1237363
  * bsc#1237370
  * bsc#1237418

  
Cross-References:

  * CVE-2024-56171
  * CVE-2025-24928
  * CVE-2025-27113

  
CVSS scores:

  * CVE-2024-56171 ( SUSE ):  7.3
    CVSS:4.0/AV:L/AC:H/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2024-56171 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
  * CVE-2024-56171 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N
  * CVE-2025-24928 ( SUSE ):  6.8
    CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N
  * CVE-2025-24928 ( SUSE ):  6.6 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:L
  * CVE-2025-24928 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N
  * CVE-2025-27113 ( SUSE ):  5.1
    CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
  * CVE-2025-27113 ( SUSE ):  4.0 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2025-27113 ( NVD ):  2.9 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2025-27113 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

  
Affected Products:

  * openSUSE Leap 15.6
  * SUSE Enterprise Storage 7.1
  * SUSE Linux Enterprise High Performance Computing 15 SP3
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP3
  * SUSE Linux Enterprise Micro 5.1
  * SUSE Linux Enterprise Micro 5.2
  * SUSE Linux Enterprise Micro for Rancher 5.2
  * SUSE Linux Enterprise Server 15 SP3
  * SUSE Linux Enterprise Server 15 SP3 LTSS
  * SUSE Linux Enterprise Server for SAP Applications 15 SP3

  
  
An update that solves three vulnerabilities can now be installed.

## Description:

This update for libxml2 fixes the following issues:

  * CVE-2024-56171: Fixed use-after-free in xmlSchemaIDCFillNodeTables and
    xmlSchemaBubbleIDCNodeTables in xmlschemas.c (bsc#1237363).
  * CVE-2025-24928: Fixed stack-based buffer overflow in xmlSnprintfElements in
    valid.c (bsc#1237370).
  * CVE-2025-27113: Fixed NULL Pointer Dereference in libxml2 xmlPatMatch
    (bsc#1237418).

## 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 15.6  
    zypper in -t patch openSUSE-SLE-15.6-2025-976=1

  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP3  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP3-LTSS-2025-976=1

  * SUSE Linux Enterprise Server 15 SP3 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP3-LTSS-2025-976=1

  * SUSE Linux Enterprise Server for SAP Applications 15 SP3  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP3-2025-976=1

  * SUSE Enterprise Storage 7.1  
    zypper in -t patch SUSE-Storage-7.1-2025-976=1

  * SUSE Linux Enterprise Micro 5.1  
    zypper in -t patch SUSE-SUSE-MicroOS-5.1-2025-976=1

  * SUSE Linux Enterprise Micro 5.2  
    zypper in -t patch SUSE-SUSE-MicroOS-5.2-2025-976=1

  * SUSE Linux Enterprise Micro for Rancher 5.2  
    zypper in -t patch SUSE-SUSE-MicroOS-5.2-2025-976=1

## Package List:

  * openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64)
    * python-libxml2-python-debugsource-2.9.7-150000.3.76.1
    * python3-libxml2-python-2.9.7-150000.3.76.1
    * python3-libxml2-python-debuginfo-2.9.7-150000.3.76.1
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP3 (aarch64
    x86_64)
    * libxml2-tools-debuginfo-2.9.7-150000.3.76.1
    * libxml2-2-debuginfo-2.9.7-150000.3.76.1
    * python3-libxml2-python-debuginfo-2.9.7-150000.3.76.1
    * python3-libxml2-python-2.9.7-150000.3.76.1
    * libxml2-tools-2.9.7-150000.3.76.1
    * libxml2-devel-2.9.7-150000.3.76.1
    * libxml2-debugsource-2.9.7-150000.3.76.1
    * python-libxml2-python-debugsource-2.9.7-150000.3.76.1
    * libxml2-2-2.9.7-150000.3.76.1
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP3 (x86_64)
    * libxml2-2-32bit-debuginfo-2.9.7-150000.3.76.1
    * libxml2-2-32bit-2.9.7-150000.3.76.1
  * SUSE Linux Enterprise Server 15 SP3 LTSS (aarch64 ppc64le s390x x86_64)
    * libxml2-tools-debuginfo-2.9.7-150000.3.76.1
    * libxml2-2-debuginfo-2.9.7-150000.3.76.1
    * python3-libxml2-python-debuginfo-2.9.7-150000.3.76.1
    * python3-libxml2-python-2.9.7-150000.3.76.1
    * libxml2-tools-2.9.7-150000.3.76.1
    * libxml2-devel-2.9.7-150000.3.76.1
    * libxml2-debugsource-2.9.7-150000.3.76.1
    * python-libxml2-python-debugsource-2.9.7-150000.3.76.1
    * libxml2-2-2.9.7-150000.3.76.1
  * SUSE Linux Enterprise Server 15 SP3 LTSS (x86_64)
    * libxml2-2-32bit-debuginfo-2.9.7-150000.3.76.1
    * libxml2-2-32bit-2.9.7-150000.3.76.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP3 (ppc64le x86_64)
    * libxml2-tools-debuginfo-2.9.7-150000.3.76.1
    * libxml2-2-debuginfo-2.9.7-150000.3.76.1
    * python3-libxml2-python-debuginfo-2.9.7-150000.3.76.1
    * python3-libxml2-python-2.9.7-150000.3.76.1
    * libxml2-tools-2.9.7-150000.3.76.1
    * libxml2-devel-2.9.7-150000.3.76.1
    * libxml2-debugsource-2.9.7-150000.3.76.1
    * python-libxml2-python-debugsource-2.9.7-150000.3.76.1
    * libxml2-2-2.9.7-150000.3.76.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP3 (x86_64)
    * libxml2-2-32bit-debuginfo-2.9.7-150000.3.76.1
    * libxml2-2-32bit-2.9.7-150000.3.76.1
  * SUSE Enterprise Storage 7.1 (aarch64 x86_64)
    * libxml2-tools-debuginfo-2.9.7-150000.3.76.1
    * libxml2-2-debuginfo-2.9.7-150000.3.76.1
    * python3-libxml2-python-debuginfo-2.9.7-150000.3.76.1
    * python3-libxml2-python-2.9.7-150000.3.76.1
    * libxml2-tools-2.9.7-150000.3.76.1
    * libxml2-devel-2.9.7-150000.3.76.1
    * libxml2-debugsource-2.9.7-150000.3.76.1
    * python-libxml2-python-debugsource-2.9.7-150000.3.76.1
    * libxml2-2-2.9.7-150000.3.76.1
  * SUSE Enterprise Storage 7.1 (x86_64)
    * libxml2-2-32bit-debuginfo-2.9.7-150000.3.76.1
    * libxml2-2-32bit-2.9.7-150000.3.76.1
  * SUSE Linux Enterprise Micro 5.1 (aarch64 s390x x86_64)
    * libxml2-2-debuginfo-2.9.7-150000.3.76.1
    * libxml2-2-2.9.7-150000.3.76.1
    * libxml2-tools-2.9.7-150000.3.76.1
    * libxml2-debugsource-2.9.7-150000.3.76.1
    * libxml2-tools-debuginfo-2.9.7-150000.3.76.1
  * SUSE Linux Enterprise Micro 5.2 (aarch64 s390x x86_64)
    * libxml2-2-debuginfo-2.9.7-150000.3.76.1
    * python3-libxml2-python-debuginfo-2.9.7-150000.3.76.1
    * python3-libxml2-python-2.9.7-150000.3.76.1
    * libxml2-2-2.9.7-150000.3.76.1
    * libxml2-tools-2.9.7-150000.3.76.1
    * libxml2-debugsource-2.9.7-150000.3.76.1
    * python-libxml2-python-debugsource-2.9.7-150000.3.76.1
    * libxml2-tools-debuginfo-2.9.7-150000.3.76.1
  * SUSE Linux Enterprise Micro for Rancher 5.2 (aarch64 s390x x86_64)
    * libxml2-2-debuginfo-2.9.7-150000.3.76.1
    * python3-libxml2-python-debuginfo-2.9.7-150000.3.76.1
    * python3-libxml2-python-2.9.7-150000.3.76.1
    * libxml2-2-2.9.7-150000.3.76.1
    * libxml2-tools-2.9.7-150000.3.76.1
    * libxml2-debugsource-2.9.7-150000.3.76.1
    * python-libxml2-python-debugsource-2.9.7-150000.3.76.1
    * libxml2-tools-debuginfo-2.9.7-150000.3.76.1

## References:

  * https://www.suse.com/security/cve/CVE-2024-56171.html
  * https://www.suse.com/security/cve/CVE-2025-24928.html
  * https://www.suse.com/security/cve/CVE-2025-27113.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1237363
  * https://bugzilla.suse.com/show_bug.cgi?id=1237370
  * https://bugzilla.suse.com/show_bug.cgi?id=1237418