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SUSE Linux Micro 6.1 libxml2 Important Buffer Overflow Vuln 2026-22894-1

suse
Calendar Grey July 27, 2026
Scroller Suse
Get important SUSE libxml2 security update for CVE-2026-11979 addressing buffer overflow issue now.
SUSE has released a security update for libxml2 addressing a critical vulnerability (CVE-2026-11979) involving stack-based buffer overflows in the xmlcatalog utility for SUSE Linux...

Summary

## This update for libxml2 fixes the following issue * CVE-2026-11979: stack-based buffer overflows in the `xmlcatalog` utility when running in `--shell` mode (bsc#1269790). ## 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 6.1 zypper in -t patch SUSE-SLE-Micro-6.1-630=1 ## Package List: * SUSE Linux Micro 6.1 (aarch64 ppc64le s390x x86_64) * libxml2-debugsource-2.11.6-slfo.1.1_9.1 * libxml2-python-debugsource-2.11.6-slfo.1.1_9.1 * libxml2-2-2.11.6-slfo.1.1_9.1 * libxml2-tools-debuginfo-2.11.6-slfo.1.1_9.1 * python311-libxml2-debuginfo-2.11.6-slfo.1.1_9.1 * python311-libxml2-2.11.6-slfo.1.1_9.1

Topics%20covered

Topics Covered

security advisory security update buffer overflow SuSE important libxml2

References

* bsc#1269790

Cross-

* CVE-2026-11979

CVSS scores:

* CVE-2026-11979 ( SUSE ): 7.1

CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

* CVE-2026-11979 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

* CVE-2026-11979 ( NVD ): 1.8

CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:N/VI:N/VA:L/SC:L/SI:L/SA:N/E:X/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-2026-11979 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Products:

* SUSE Linux Micro 6.1

An update that solves one vulnerability can now be installed.

##

* https://www.suse.com/security/cve/CVE-2026-11979.html

* https://bugzilla.suse.com/show_bug.cgi?id=1269790

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:22894-1
Release Date: 2026-07-22T08:53:15Z
Rating: important

Topics%20covered

Topics Covered

security advisory security update buffer overflow SuSE important libxml2

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