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SUSE Linux Micro 6.1 libvirt Moderate Denial of Service 2026-21263-1

suse
Calendar Grey April 23, 2026
Dist Suse Esm H88
The latest libvirt update addresses two vulnerabilities, enhancing system security and protecting critical functions from potential threats
An update that solves two vulnerabilities and has two fixes can now be installed.

Summary

## This update for libvirt fixes the following issues: * CVE-2025-12748: Denial of service in XML parsing (bsc#1253278). * CVE-2025-13193: Information disclosure via world-readable VM snapshots (bsc#1253703). ## 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-6.1-498=1 ## Package List: * SUSE Linux Micro 6.1 (aarch64 ppc64le s390x x86_64) * libvirt-daemon-plugin-lockd-debuginfo-10.0.0-slfo.1.1_2.1 * libvirt-daemon-driver-network-debuginfo-10.0.0-slfo.1.1_2.1 * libvirt-daemon-driver-nodedev-debuginfo-10.0.0-slfo.1.1_2.1

Topics%20covered

Topics Covered

security advisory moderate denial of service SuSE information disclosure libvirt

References

* bsc#1235079

* bsc#1253278

* bsc#1253703

* bsc#1258345

Cross-

* CVE-2025-12748

* CVE-2025-13193

CVSS scores:

* CVE-2025-12748 ( SUSE ): 6.9

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

* CVE-2025-12748 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

* CVE-2025-12748 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

* CVE-2025-13193 ( SUSE ): 5.7

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

* CVE-2025-13193 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

* CVE-2025-13193 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected Products:

* SUSE Linux Micro 6.1

An update that solves two vulnerabilities and has two fixes can now be

installed.

##

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:21263-1
Release Date: 2026-04-21T08:35:50Z
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate denial of service SuSE information disclosure libvirt

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