SUSE-SU-2026:0668-1: important: Security update for ucode-intel
SLE-SECURITY-UPDATES
null at suse.de
Thu Feb 26 20:30:23 UTC 2026
# Security update for ucode-intel
Announcement ID: SUSE-SU-2026:0668-1
Release Date: 2026-02-26T15:21:26Z
Rating: important
References:
* bsc#1229129
* bsc#1258046
Cross-References:
* CVE-2024-24853
* CVE-2025-31648
CVSS scores:
* CVE-2024-24853 ( SUSE ): 7.3
CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
* CVE-2024-24853 ( SUSE ): 7.2 CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H
* CVE-2025-31648 ( SUSE ): 1.8
CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:L/VI:L/VA:N/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-2025-31648 ( SUSE ): 3.9 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N
* CVE-2025-31648 ( NVD ): 1.8
CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:L/VI:L/VA:N/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-2025-31648 ( NVD ): 3.9 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N
Affected Products:
* Basesystem Module 15-SP7
* openSUSE Leap 15.6
* SUSE Linux Enterprise Desktop 15 SP7
* SUSE Linux Enterprise High Performance Computing 15 SP4
* SUSE Linux Enterprise High Performance Computing 15 SP5
* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4
* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5
* SUSE Linux Enterprise High Performance Computing LTSS 15 SP4
* SUSE Linux Enterprise High Performance Computing LTSS 15 SP5
* SUSE Linux Enterprise Micro 5.2
* SUSE Linux Enterprise Micro 5.3
* SUSE Linux Enterprise Micro 5.4
* SUSE Linux Enterprise Micro 5.5
* SUSE Linux Enterprise Micro for Rancher 5.2
* SUSE Linux Enterprise Micro for Rancher 5.3
* SUSE Linux Enterprise Micro for Rancher 5.4
* SUSE Linux Enterprise Real Time 15 SP7
* SUSE Linux Enterprise Server 15 SP4
* SUSE Linux Enterprise Server 15 SP4 LTSS
* SUSE Linux Enterprise Server 15 SP5
* SUSE Linux Enterprise Server 15 SP5 LTSS
* SUSE Linux Enterprise Server 15 SP6
* SUSE Linux Enterprise Server 15 SP6 LTSS
* SUSE Linux Enterprise Server 15 SP7
* SUSE Linux Enterprise Server for SAP Applications 15 SP4
* SUSE Linux Enterprise Server for SAP Applications 15 SP5
* SUSE Linux Enterprise Server for SAP Applications 15 SP6
* SUSE Linux Enterprise Server for SAP Applications 15 SP7
An update that solves two vulnerabilities can now be installed.
## Description:
This update for ucode-intel fixes the following issues:
* Intel CPU Microcode was updated to the 20260210 release (bsc#1258046)
* CVE-2024-24853: Updated fix for incorrect behavior order in transition
between executive monitor and SMI transfer monitor (STM) in some Intel(R)
Processor may allow a privileged user to potentially enable escalation of
privilege via local access. (bsc#1229129)
* CVE-2025-31648: Improper handling of values in the microcode flow for some
Intel Processor Family may allow an escalation of privilege. (bsc#1258046)
## Special Instructions and Notes:
* Please reboot the system after installing this update.
## 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 Micro 5.2
zypper in -t patch SUSE-SUSE-MicroOS-5.2-2026-668=1
* SUSE Linux Enterprise Micro for Rancher 5.2
zypper in -t patch SUSE-SUSE-MicroOS-5.2-2026-668=1
* openSUSE Leap 15.6
zypper in -t patch openSUSE-SLE-15.6-2026-668=1
* SUSE Linux Enterprise Micro for Rancher 5.3
zypper in -t patch SUSE-SLE-Micro-5.3-2026-668=1
* SUSE Linux Enterprise Micro 5.3
zypper in -t patch SUSE-SLE-Micro-5.3-2026-668=1
* SUSE Linux Enterprise Micro for Rancher 5.4
zypper in -t patch SUSE-SLE-Micro-5.4-2026-668=1
* SUSE Linux Enterprise Micro 5.4
zypper in -t patch SUSE-SLE-Micro-5.4-2026-668=1
* SUSE Linux Enterprise Micro 5.5
zypper in -t patch SUSE-SLE-Micro-5.5-2026-668=1
* Basesystem Module 15-SP7
zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2026-668=1
* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4
zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2026-668=1
* SUSE Linux Enterprise High Performance Computing LTSS 15 SP4
zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2026-668=1
* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5
zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-ESPOS-2026-668=1
* SUSE Linux Enterprise High Performance Computing LTSS 15 SP5
zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-LTSS-2026-668=1
* SUSE Linux Enterprise Server 15 SP4 LTSS
zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2026-668=1
* SUSE Linux Enterprise Server 15 SP5 LTSS
zypper in -t patch SUSE-SLE-Product-SLES-15-SP5-LTSS-2026-668=1
* SUSE Linux Enterprise Server 15 SP6 LTSS
zypper in -t patch SUSE-SLE-Product-SLES-15-SP6-LTSS-2026-668=1
* SUSE Linux Enterprise Server for SAP Applications 15 SP4
zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP4-2026-668=1
* SUSE Linux Enterprise Server for SAP Applications 15 SP5
zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP5-2026-668=1
* SUSE Linux Enterprise Server for SAP Applications 15 SP6
zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP6-2026-668=1
## Package List:
* SUSE Linux Enterprise Micro 5.2 (x86_64)
* ucode-intel-20260210-150200.62.1
* SUSE Linux Enterprise Micro for Rancher 5.2 (x86_64)
* ucode-intel-20260210-150200.62.1
* openSUSE Leap 15.6 (x86_64)
* ucode-intel-20260210-150200.62.1
* SUSE Linux Enterprise Micro for Rancher 5.3 (x86_64)
* ucode-intel-20260210-150200.62.1
* SUSE Linux Enterprise Micro 5.3 (x86_64)
* ucode-intel-20260210-150200.62.1
* SUSE Linux Enterprise Micro for Rancher 5.4 (x86_64)
* ucode-intel-20260210-150200.62.1
* SUSE Linux Enterprise Micro 5.4 (x86_64)
* ucode-intel-20260210-150200.62.1
* SUSE Linux Enterprise Micro 5.5 (x86_64)
* ucode-intel-20260210-150200.62.1
* Basesystem Module 15-SP7 (x86_64)
* ucode-intel-20260210-150200.62.1
* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (x86_64)
* ucode-intel-20260210-150200.62.1
* SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (x86_64)
* ucode-intel-20260210-150200.62.1
* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 (x86_64)
* ucode-intel-20260210-150200.62.1
* SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 (x86_64)
* ucode-intel-20260210-150200.62.1
* SUSE Linux Enterprise Server 15 SP4 LTSS (x86_64)
* ucode-intel-20260210-150200.62.1
* SUSE Linux Enterprise Server 15 SP5 LTSS (x86_64)
* ucode-intel-20260210-150200.62.1
* SUSE Linux Enterprise Server 15 SP6 LTSS (x86_64)
* ucode-intel-20260210-150200.62.1
* SUSE Linux Enterprise Server for SAP Applications 15 SP4 (x86_64)
* ucode-intel-20260210-150200.62.1
* SUSE Linux Enterprise Server for SAP Applications 15 SP5 (x86_64)
* ucode-intel-20260210-150200.62.1
* SUSE Linux Enterprise Server for SAP Applications 15 SP6 (x86_64)
* ucode-intel-20260210-150200.62.1
## References:
* https://www.suse.com/security/cve/CVE-2024-24853.html
* https://www.suse.com/security/cve/CVE-2025-31648.html
* https://bugzilla.suse.com/show_bug.cgi?id=1229129
* https://bugzilla.suse.com/show_bug.cgi?id=1258046
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