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SUSE Linux Enterprise Server 12 SP5 Security Update for libxml2 Risk

suse
Calendar Grey January 29, 2026
Dist Suse Esm H88
SUSE releases a moderate security update for libxml2 addressing a call stack issue that may lead to application crashes.
An update that solves one vulnerability can now be installed.

Summary

## This update for libxml2 fixes the following issues: * CVE-2026-0989: Fixed call stack exhaustion leading to application crash due to RelaxNG parser not limiting the recursion depth when resolving `<include>` directives (bsc#1256805). ## 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 Extended Security zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2026-336=1 ## Package List: * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (x86_64) * libxml2-2-2.9.4-46.96.1 * python-libxml2-2.9.4-46.96.1 * libxml2-2-debuginfo-32bit-2.9.4-46.96.1

Topics%20covered

Topics Covered

security advisory moderate SuSE application crash libxml2 stack exhaustion

References

* bsc#1256805

Cross-

* CVE-2026-0989

CVSS scores:

* CVE-2026-0989 ( 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-2026-0989 ( SUSE ): 3.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

* CVE-2026-0989 ( NVD ): 3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

Affected Products:

* SUSE Linux Enterprise Server 12 SP5

* SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security

* SUSE Linux Enterprise Server for SAP Applications 12 SP5

An update that solves one vulnerability can now be installed.

##

* https://www.suse.com/security/cve/CVE-2026-0989.html

* https://bugzilla.suse.com/show_bug.cgi?id=1256805

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:0336-1
Release Date: 2026-01-29T10:16:20Z
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate SuSE application crash libxml2 stack exhaustion

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