Security update for libxslt

Announcement ID:	SUSE-SU-2026:0603-1
Release Date:	2026-02-24T10:17:24Z
Rating:	important
References:	bsc#1250553 bsc#1251979
Cross-References:	CVE-2025-10911 CVE-2025-11731
CVSS scores:	CVE-2025-10911 ( SUSE ): 6.8 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N CVE-2025-10911 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVE-2025-10911 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVE-2025-11731 ( SUSE ): 8.7 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N CVE-2025-11731 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2025-11731 ( NVD ): 3.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L
Affected Products:	SUSE Linux Enterprise High Performance Computing 15 SP4 SUSE Linux Enterprise High Performance Computing 15 SP5 SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 SUSE Linux Enterprise Server 15 SP4 SUSE Linux Enterprise Server 15 SP4 LTSS SUSE Linux Enterprise Server 15 SP5 SUSE Linux Enterprise Server 15 SP5 LTSS SUSE Linux Enterprise Server for SAP Applications 15 SP4 SUSE Linux Enterprise Server for SAP Applications 15 SP5

An update that solves two vulnerabilities can now be installed.

Description:

This update for libxslt fixes the following issues:

• CVE-2025-11731: fixed a type confusion in exsltFuncResultComp function leading to denial of service (bsc#1251979)
• CVE-2025-10911: last fix caused a regression, patch was temporary disabled (bsc#1250553)

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 High Performance Computing ESPOS 15 SP4
  zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2026-603=1
• SUSE Linux Enterprise High Performance Computing LTSS 15 SP4
  zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2026-603=1
• SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5
  zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-ESPOS-2026-603=1
• SUSE Linux Enterprise High Performance Computing LTSS 15 SP5
  zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-LTSS-2026-603=1
• SUSE Linux Enterprise Server 15 SP4 LTSS
  zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2026-603=1
• SUSE Linux Enterprise Server 15 SP5 LTSS
  zypper in -t patch SUSE-SLE-Product-SLES-15-SP5-LTSS-2026-603=1
• SUSE Linux Enterprise Server for SAP Applications 15 SP4
  zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP4-2026-603=1
• SUSE Linux Enterprise Server for SAP Applications 15 SP5
  zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP5-2026-603=1

Package List:

• SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (aarch64 x86_64)
  • libxslt1-1.1.34-150400.3.13.1
  • libxslt-tools-1.1.34-150400.3.13.1
  • libxslt-devel-1.1.34-150400.3.13.1
  • libxslt-tools-debuginfo-1.1.34-150400.3.13.1
  • libxslt1-debuginfo-1.1.34-150400.3.13.1
  • libxslt-debugsource-1.1.34-150400.3.13.1
• SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (aarch64 x86_64)
  • libxslt1-1.1.34-150400.3.13.1
  • libxslt-tools-1.1.34-150400.3.13.1
  • libxslt-devel-1.1.34-150400.3.13.1
  • libxslt-tools-debuginfo-1.1.34-150400.3.13.1
  • libxslt1-debuginfo-1.1.34-150400.3.13.1
  • libxslt-debugsource-1.1.34-150400.3.13.1
• SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 (aarch64 x86_64)
  • libxslt1-1.1.34-150400.3.13.1
  • libxslt-tools-1.1.34-150400.3.13.1
  • libxslt-devel-1.1.34-150400.3.13.1
  • libxslt-tools-debuginfo-1.1.34-150400.3.13.1
  • libxslt1-debuginfo-1.1.34-150400.3.13.1
  • libxslt-debugsource-1.1.34-150400.3.13.1
• SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 (aarch64 x86_64)
  • libxslt1-1.1.34-150400.3.13.1
  • libxslt-tools-1.1.34-150400.3.13.1
  • libxslt-devel-1.1.34-150400.3.13.1
  • libxslt-tools-debuginfo-1.1.34-150400.3.13.1
  • libxslt1-debuginfo-1.1.34-150400.3.13.1
  • libxslt-debugsource-1.1.34-150400.3.13.1
• SUSE Linux Enterprise Server 15 SP4 LTSS (aarch64 ppc64le s390x x86_64)
  • libxslt1-1.1.34-150400.3.13.1
  • libxslt-tools-1.1.34-150400.3.13.1
  • libxslt-devel-1.1.34-150400.3.13.1
  • libxslt-tools-debuginfo-1.1.34-150400.3.13.1
  • libxslt1-debuginfo-1.1.34-150400.3.13.1
  • libxslt-debugsource-1.1.34-150400.3.13.1
• SUSE Linux Enterprise Server 15 SP5 LTSS (aarch64 ppc64le s390x x86_64)
  • libxslt1-1.1.34-150400.3.13.1
  • libxslt-tools-1.1.34-150400.3.13.1
  • libxslt-devel-1.1.34-150400.3.13.1
  • libxslt-tools-debuginfo-1.1.34-150400.3.13.1
  • libxslt1-debuginfo-1.1.34-150400.3.13.1
  • libxslt-debugsource-1.1.34-150400.3.13.1
• SUSE Linux Enterprise Server for SAP Applications 15 SP4 (ppc64le x86_64)
  • libxslt1-1.1.34-150400.3.13.1
  • libxslt-tools-1.1.34-150400.3.13.1
  • libxslt-devel-1.1.34-150400.3.13.1
  • libxslt-tools-debuginfo-1.1.34-150400.3.13.1
  • libxslt1-debuginfo-1.1.34-150400.3.13.1
  • libxslt-debugsource-1.1.34-150400.3.13.1
• SUSE Linux Enterprise Server for SAP Applications 15 SP5 (ppc64le x86_64)
  • libxslt1-1.1.34-150400.3.13.1
  • libxslt-tools-1.1.34-150400.3.13.1
  • libxslt-devel-1.1.34-150400.3.13.1
  • libxslt-tools-debuginfo-1.1.34-150400.3.13.1
  • libxslt1-debuginfo-1.1.34-150400.3.13.1
  • libxslt-debugsource-1.1.34-150400.3.13.1

References:

• https://www.suse.com/security/cve/CVE-2025-10911.html
• https://www.suse.com/security/cve/CVE-2025-11731.html
• https://bugzilla.suse.com/show_bug.cgi?id=1250553
• https://bugzilla.suse.com/show_bug.cgi?id=1251979