UNIX Platform Upgrade 2026-03-19 Announcement FILE-UNI-2026-20201-3
suse
April 1, 2026
An update that solves two vulnerabilities and has three fixes can now be installed.
Summary
## 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). * Intel CPU Microcode was updated to the 20251111 release (bsc#1253319): * Update for functional issues. * switch the supplements to use supplements + kernel to allow moving a installation to Intel hardware (bsc#1249138)
Topics Covered
References
* bsc#1229129
* bsc#1230400
* bsc#1249138
* bsc#1253319
* bsc#1258046
Cross-
* 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
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Announcement ID: SUSE-SU-2026:20941-1
Release Date: 2026-03-19T09:31:38Z
Rating: moderate
Topics Covered
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