Security update for libxml2

Announcement ID: SUSE-SU-2026:0568-1
Release Date: 2026-02-17T12:26:31Z
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-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:
  • openSUSE Leap 15.6
  • SUSE Linux Enterprise Micro 5.2
  • SUSE Linux Enterprise Micro for Rancher 5.2

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

Description:

This update for libxml2 fixes the following issues:

  • CVE-2026-0990: Fixed a call stack overflow leading to application crash due to infinite recursion in xmlCatalogXMLResolveURI. (bsc#1256807, bsc#1256811)
  • CVE-2026-0992: Fixed an excessive resource consumption when processing XML catalogs due to exponential behavior. (bsc#1256809, bsc#1256812)
  • CVE-2026-1757: Fixed a memory leak in the xmllint interactive shell. (bsc#1257594, bsc#1257595)
  • CVE-2025-10911: Fixed a 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:

  • openSUSE Leap 15.6
    zypper in -t patch openSUSE-SLE-15.6-2026-568=1
  • SUSE Linux Enterprise Micro 5.2
    zypper in -t patch SUSE-SUSE-MicroOS-5.2-2026-568=1
  • SUSE Linux Enterprise Micro for Rancher 5.2
    zypper in -t patch SUSE-SUSE-MicroOS-5.2-2026-568=1

Package List:

  • openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64)
    • python3-libxml2-python-debuginfo-2.9.7-150000.3.94.1
    • python3-libxml2-python-2.9.7-150000.3.94.1
    • python-libxml2-python-debugsource-2.9.7-150000.3.94.1
  • SUSE Linux Enterprise Micro 5.2 (aarch64 s390x x86_64)
    • python3-libxml2-python-debuginfo-2.9.7-150000.3.94.1
    • libxml2-2-2.9.7-150000.3.94.1
    • libxml2-2-debuginfo-2.9.7-150000.3.94.1
    • libxml2-debugsource-2.9.7-150000.3.94.1
    • python-libxml2-python-debugsource-2.9.7-150000.3.94.1
    • libxml2-tools-debuginfo-2.9.7-150000.3.94.1
    • libxml2-tools-2.9.7-150000.3.94.1
    • python3-libxml2-python-2.9.7-150000.3.94.1
  • SUSE Linux Enterprise Micro for Rancher 5.2 (aarch64 s390x x86_64)
    • python3-libxml2-python-debuginfo-2.9.7-150000.3.94.1
    • libxml2-2-2.9.7-150000.3.94.1
    • libxml2-2-debuginfo-2.9.7-150000.3.94.1
    • libxml2-debugsource-2.9.7-150000.3.94.1
    • python-libxml2-python-debugsource-2.9.7-150000.3.94.1
    • libxml2-tools-debuginfo-2.9.7-150000.3.94.1
    • libxml2-tools-2.9.7-150000.3.94.1
    • python3-libxml2-python-2.9.7-150000.3.94.1

References: