SUSE libvirt Security Fix CVE-2025-12748 Addresses Access Control Risk
suse
February 4, 2026
An update that solves two vulnerabilities and has one security fix can now be installed.
Summary
## This update for libvirt fixes the following issues: Security fixes: * CVE-2025-13193: Fixed umask for 'qemu-img' when creating external inactive snapshots (bsc#1253703) * CVE-2025-12748: Fixed check ACLs before parsing the whole domain XML (bsc#1253278) Other fixes: * libvirt-supportconfig: Add support for supportconfig.rc (bsc#1251822) ## 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 15.4 zypper in -t patch SUSE-2026-375=1 * SUSE Linux Enterprise Micro for Rancher 5.3 zypper in -t patch SUSE-SLE-Micro-5.3-2026-375=1 * SUSE Linux Enterprise Micro 5.3 zypper in -t patch SUSE-SLE-Micro-5.3-2026-375=1
Topics Covered
References
* bsc#1251822
* bsc#1253278
* bsc#1253703
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:
* openSUSE Leap 15.4
* SUSE Linux Enterprise Micro 5.3
* SUSE Linux Enterprise Micro 5.4
* SUSE Linux Enterprise Micro for Rancher 5.3
* SUSE Linux Enterprise Micro for Rancher 5.4
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Severity
important
Lowest
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Critical
Announcement ID: SUSE-SU-2026:0375-1
Release Date: 2026-02-04T07:37:41Z
Rating: moderate
Topics Covered
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