Security update for libxml2, libxslt

Announcement ID: SUSE-SU-2026:20647-1
Release Date: 2026-03-04T10:48:20Z
Rating: moderate
References:
Cross-References:
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-2025-8732 ( SUSE ): 4.8 CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
  • CVE-2025-8732 ( SUSE ): 3.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
  • CVE-2025-8732 ( NVD ): 1.9 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
  • CVE-2025-8732 ( NVD ): 3.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
  • CVE-2026-0990 ( SUSE ): 8.2 CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  • CVE-2026-0990 ( SUSE ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  • CVE-2026-0990 ( NVD ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  • CVE-2026-0992 ( SUSE ): 6.9 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
  • CVE-2026-0992 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  • CVE-2026-0992 ( NVD ): 2.9 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
  • CVE-2026-1757 ( SUSE ): 4.8 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
  • CVE-2026-1757 ( SUSE ): 3.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
  • CVE-2026-1757 ( NVD ): 6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products:
  • SUSE Linux Micro 6.2

An update that solves five vulnerabilities and has eight fixes can now be installed.

Description:

This update for libxml2, libxslt fixes the following issues:

Changes in libxml2:

  • CVE-2026-0990: call stack overflow may lead to application crash due to infinite recursion in xmlCatalogXMLResolveURI (bsc#1256807, bsc#1256811).
  • CVE-2026-0992: excessive resource consumption when processing XML catalogs due to exponential behavior when handling nextCatalog elements (bsc#1256809, bsc#1256812).
  • CVE-2025-8732: infinite recursion in catalog parsing functions when processing malformed SGML catalog files (bsc#1247858).
  • CVE-2026-1757: memory leak in the xmllint interactive shell (bsc#1257594, bsc#1257595).
  • CVE-2025-10911: parsing xsl nodes may lead to use-after-free with key data stored cross-RVT (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 Micro 6.2
    zypper in -t patch SUSE-SL-Micro-6.2-353=1

Package List:

  • SUSE Linux Micro 6.2 (aarch64 ppc64le s390x x86_64)
    • libxml2-tools-debuginfo-2.13.8-160000.4.1
    • libxslt1-1.1.43-160000.4.1
    • python313-libxml2-debuginfo-2.13.8-160000.4.1
    • libxml2-python-debugsource-2.13.8-160000.4.1
    • libxslt1-debuginfo-1.1.43-160000.4.1
    • libexslt0-debuginfo-1.1.43-160000.4.1
    • python313-libxml2-2.13.8-160000.4.1
    • libxml2-2-debuginfo-2.13.8-160000.4.1
    • libxslt-debugsource-1.1.43-160000.4.1
    • libexslt0-1.1.43-160000.4.1
    • libxml2-debugsource-2.13.8-160000.4.1
    • libxml2-2-2.13.8-160000.4.1
    • libxml2-tools-2.13.8-160000.4.1

References: