CVE-2025-31648

ucode-intel: This update for ucode-intel fixes the following issues: - Intel CPU Microcode was updated to the 20260210 release (b...

CVE-2025-31648 is fixed in 3 products on 1 platform, first by intel-microcode 3.20260210.0ubuntu0.18.04.1+esm1, released February 10, 2026. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
n/a
Low
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0015
4th percentile

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)

Where it's fixed

ProductFixed inFixReleased
Linux
intel-microcode · Debian 14 3.20260210.1 DEBIAN-CVE-2025-31648 Feb 10, 2026
intel-microcode · Ubuntu 18.04.6 LTS (bionic) 3.20260210.0ubuntu0.18.04.1+esm1 intel-microcode 3.20260210.0ubuntu0.18.04.1+esm1 Feb 10, 2026
intel-microcode · Ubuntu 20.04 LTS (focal) 3.20260210.0ubuntu0.20.04.1+esm1 intel-microcode 3.20260210.0ubuntu0.20.04.1+esm1 Feb 10, 2026
intel-microcode · Ubuntu 22.04.1 LTS (jammy) 3.20260210.0ubuntu0.22.04.1 intel-microcode 3.20260210.0ubuntu0.22.04.1 Feb 10, 2026
intel-microcode · Ubuntu 24.04.5 LTS (noble) 3.20260210.0ubuntu0.24.04.1 intel-microcode 3.20260210.0ubuntu0.24.04.1 Feb 10, 2026
intel-microcode · Ubuntu 25.10 (questing) 3.20260210.0ubuntu0.25.10.1 intel-microcode 3.20260210.0ubuntu0.25.10.1 Feb 10, 2026
microcode_ctl · amzn 2023 2:2.1-53.amzn2023.0.15 ALAS2023-2026-1675 May 11, 2026
ucode-intel · opensuse-leap 15.6 20260210-150200.62.1 SUSE-SU-2026:0668-1 Feb 26, 2026
ucode-intel · opensuse-leap 16.0 20260210-160000.1.1 OPENSUSE-SU-2026:20401-1 Mar 19, 2026
ucode-intel · sles 15.6 20260210-150200.62.1 SUSE-SU-2026:0668-1 Feb 26, 2026
ucode-intel · sles 15.7 20260210-150200.62.1 SUSE-SU-2026:0668-1 Feb 26, 2026
ucode-intel · sles 16.0 20260210-160000.1.1 SUSE-SU-2026:20941-1 Mar 19, 2026

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