SUSE-SU-2026:23459-1: important: Security update for ucode-intel
SLE-SECURITY-UPDATES
null at suse.de
Wed Sep 9 13:50:27 UTC 2026
# Security update for ucode-intel
Announcement ID: SUSE-SU-2026:23459-1
Release Date: 2026-09-02T09:34:17Z
Rating: important
References:
* bsc#1265189
* bsc#1274785
Cross-References:
* CVE-2025-31936
* CVE-2025-31938
* CVE-2025-35973
* CVE-2025-35979
* CVE-2026-20707
* CVE-2026-20713
* CVE-2026-20716
* CVE-2026-20760
* CVE-2026-20901
* CVE-2026-20917
CVSS scores:
* CVE-2025-31936 ( SUSE ): 7.0
CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/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-2025-31936 ( SUSE ): 5.7 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N
* CVE-2025-31936 ( NVD ): 7.0
CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/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-2025-31938 ( SUSE ): 4.3
CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/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-2025-31938 ( SUSE ): 5.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
* CVE-2025-31938 ( NVD ): 4.3
CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/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-2025-35973 ( SUSE ): 4.5
CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:L/VI:L/VA:N/SC:H/SI:H/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-2025-35973 ( SUSE ): 7.2 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N
* CVE-2025-35973 ( NVD ): 4.5
CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:L/VI:L/VA:N/SC:H/SI:H/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-2025-35979 ( SUSE ): 6.8
CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/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-2025-35979 ( SUSE ): 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
* CVE-2025-35979 ( NVD ): 6.8
CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/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-2026-20707 ( SUSE ): 6.8
CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/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-2026-20707 ( SUSE ): 5.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H
* CVE-2026-20707 ( NVD ): 6.8
CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/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-2026-20713 ( SUSE ): 4.5
CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/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-2026-20713 ( SUSE ): 7.2 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N
* CVE-2026-20713 ( NVD ): 4.5
CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/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-2026-20716 ( SUSE ): 7.2
CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/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-2026-20716 ( SUSE ): 6.3 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
* CVE-2026-20716 ( NVD ): 7.2
CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/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-2026-20716 ( NVD ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-20760 ( SUSE ): 6.8
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/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-2026-20760 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-20760 ( NVD ): 6.8
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/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-2026-20901 ( NVD ): 4.0
CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:N/VI:N/VA:N/SC:N/SI:H/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-2026-20901 ( NVD ): 5.3 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:N
* CVE-2026-20917 ( SUSE ): 4.0
CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/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-2026-20917 ( SUSE ): 5.3 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N
* CVE-2026-20917 ( NVD ): 4.0
CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/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
Affected Products:
* SUSE Linux Micro 6.2
An update that solves 10 vulnerabilities can now be installed.
## Description:
This update for ucode-intel fixes the following issues:
* Intel CPU Microcode was updated to the 20260812 release (bsc#1274785)
* Removed MTL/06-aa-04/c0 due to functional issues observed when loading the
MCU in some platforms.
* Intel CPU Microcode was updated to the 20260811 release (bsc#1274785)
* Security updates for INTEL-SA-01379 / CVE-2025-31936
* Security updates for INTEL-SA-01404 / CVE-2025-31938
* Security updates for INTEL-SA-01423 / CVE-2026-20917
* Security updates for INTEL-SA-01428 / CVE-2025-35973
* Security updates for INTEL-SA-01435 / CVE-2026-20716
* Security updates for INTEL-SA-01441 / CVE-2026-20760
* Security updates for INTEL-SA-01442 / CVE-2026-20713 / CVE-2026-20901
* Security updates for INTEL-SA-01443 / CVE-2026-20707
* Update for functional issues.
* Intel CPU Microcode was updated to the 20260512 release (bsc#1265189)
* CVE-2025-35979: Security updates for INTEL-SA-01420
* https://www.intel.com/content/www/us/en/security-center/advisory/intel-
sa-01420.html
* Update for various functional issues.
##### New Platforms
Processor Stepping F-M-S/PI Old Ver New Ver Products
PTL 404 A1 06-cc-03/90 0000011b Intel Core Ultra Processor (Series 3)
PTL-H 484/12Xe A0/B0 06-cc-02/90 0000011b Intel Core Ultra Processor (Series 3)
##### Updated Platforms
Processor Stepping F-M-S/PI Old Ver New Ver Products
:--------------- :--------- :------------ :--------- :--------- :---------
ARL-H A1 06-c5-02/82 0000011b 00000121 Core Ultra Processor (Series 2)
ARL-S/HX (8P) B0 06-c6-02/82 0000011b 00000121 Core Ultra Processor (Series 2)
EMR-SP A1 06-cf-02/87 210002d3 210002e0 Xeon Scalable Gen5
GNR-AP/SP Bx/Hx/Lx 06-ad-01/95 01000405 01000423 Xeon 6900/6700/6500 Series
Processors with P-Cores
GNR-D B0/B1 06-ae-01/97 01000303 01000307 Xeon 6700P-B/6500P-B Series SoC with
P-Cores
GNR-SP R1S Bx/Hx/Lx 06-ad-01/20 0a000133 0a000142 Xeon 6700/6500-Series
Processors with P-Cores
LNL B0 06-bd-01/80 00000125 00000126 Core Ultra 200 V Series Processor
SPR-SP E4/S2 06-8f-07/87 2b000661 2b000670 Xeon Scalable Gen4
SPR-SP E5/S3 06-8f-08/87 2b000661 2b000670 Xeon Scalable Gen4
SRF-AP/SP C0 06-af-03/01 03000382 030003a3 Xeon 6900/6700-Series Processors with
E-Cores
* Update to microcode-20260227:
* Update for functional issues. Refer to Intel® Xeon® 6700P-B/6500P-B-Series
SoC with P-Cores for details.
##### Updated Platforms
Processor Stepping F-M-S/PI Old Ver New Ver Products
GNR-D B0/B1 06-ae-01/97 010002f3 01000303 Xeon 6700P-B/6500P-B Series SoC with
P-Cores
## 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 Micro 6.2
zypper in -t patch SUSE-SL-Micro-6.2-1584=1
## Package List:
* SUSE Linux Micro 6.2 (x86_64)
* ucode-intel-20260812-160000.1.1
## References:
* https://www.suse.com/security/cve/CVE-2025-31936.html
* https://www.suse.com/security/cve/CVE-2025-31938.html
* https://www.suse.com/security/cve/CVE-2025-35973.html
* https://www.suse.com/security/cve/CVE-2025-35979.html
* https://www.suse.com/security/cve/CVE-2026-20707.html
* https://www.suse.com/security/cve/CVE-2026-20713.html
* https://www.suse.com/security/cve/CVE-2026-20716.html
* https://www.suse.com/security/cve/CVE-2026-20760.html
* https://www.suse.com/security/cve/CVE-2026-20901.html
* https://www.suse.com/security/cve/CVE-2026-20917.html
* https://bugzilla.suse.com/show_bug.cgi?id=1265189
* https://bugzilla.suse.com/show_bug.cgi?id=1274785
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