SUSE-SU-2025:1494-1: important: Security update for libxslt

[SLE-SECURITY-UPDATES]

# Security update for libxslt

Announcement ID: SUSE-SU-2025:1494-1  
Release Date: 2025-05-06T23:46:16Z  
Rating: important  
References:

  * bsc#1239625
  * bsc#1239637

  
Cross-References:

  * CVE-2024-55549
  * CVE-2025-24855

  
CVSS scores:

  * CVE-2024-55549 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:H
  * CVE-2024-55549 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:H
  * CVE-2025-24855 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:H
  * CVE-2025-24855 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:H

  
Affected Products:

  * SUSE Linux Enterprise High Performance Computing 12 SP5
  * SUSE Linux Enterprise Server 12 SP5
  * SUSE Linux Enterprise Server 12 SP5 LTSS
  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security
  * SUSE Linux Enterprise Server for SAP Applications 12 SP5

  
  
An update that solves two vulnerabilities can now be installed.

## Description:

This update for libxslt fixes the following issues:

  * CVE-2025-24855: Fixed use-after-free of XPath context node (bsc#1239625)
  * CVE-2024-55549: Fixed use-after-free related to excluded namespaces
    (bsc#1239637)

## 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:

  * SUSE Linux Enterprise Server 12 SP5 LTSS  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-2025-1494=1

  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2025-1494=1

## Package List:

  * SUSE Linux Enterprise Server 12 SP5 LTSS (aarch64 ppc64le s390x x86_64)
    * libxslt-tools-debuginfo-1.1.28-17.18.1
    * libxslt-debugsource-1.1.28-17.18.1
    * libxslt-devel-1.1.28-17.18.1
    * libxslt1-debuginfo-1.1.28-17.18.1
    * libxslt-tools-1.1.28-17.18.1
    * libxslt1-1.1.28-17.18.1
  * SUSE Linux Enterprise Server 12 SP5 LTSS (s390x x86_64)
    * libxslt1-debuginfo-32bit-1.1.28-17.18.1
    * libxslt1-32bit-1.1.28-17.18.1
  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (x86_64)
    * libxslt1-debuginfo-32bit-1.1.28-17.18.1
    * libxslt-tools-debuginfo-1.1.28-17.18.1
    * libxslt-debugsource-1.1.28-17.18.1
    * libxslt-devel-1.1.28-17.18.1
    * libxslt1-debuginfo-1.1.28-17.18.1
    * libxslt1-32bit-1.1.28-17.18.1
    * libxslt-tools-1.1.28-17.18.1
    * libxslt1-1.1.28-17.18.1

## References:

  * https://www.suse.com/security/cve/CVE-2024-55549.html
  * https://www.suse.com/security/cve/CVE-2025-24855.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1239625
  * https://bugzilla.suse.com/show_bug.cgi?id=1239637

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