CVE-2026-20917

ucode-intel: This update for ucode-intel fixes the following issues: - Intel CPU Microcode was updated to the 20260812 release (b...

CVE-2026-20917 is fixed in 3 products on 1 platform, first by DEBIAN-CVE-2026-20917, released August 11, 2026. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
5.3
IMPORTANT
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0011
1st percentile

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.

Where it's fixed

ProductFixed inFixReleased
Linux
intel-microcode · Debian 14 3.20260925.1 DEBIAN-CVE-2026-20917 Aug 11, 2026
microcode_ctl · amzn 2023 2:2.1-53.amzn2023.0.16 ALAS2023-2026-2080 Aug 31, 2026
microcode_ctl · ol 10 4:20260812-1.0.2.el9_8 ELSA-2026-500239 Sep 16, 2026
microcode_ctl · ol 8 4:20260812-1.0.2.el9_8 ELSA-2026-500239 Sep 16, 2026
microcode_ctl · ol 9 4:20260812-1.0.2.el9_8 ELSA-2026-500239 Sep 16, 2026
ucode-intel · opensuse-leap 16.0 20260812-160000.1.1 OPENSUSE-SU-2026:21736-1 Sep 2, 2026
ucode-intel · sles 15.6 20260812-150200.68.1 SUSE-SU-2026:4025-1 Sep 7, 2026
ucode-intel · sles 15.7 20260812-150200.68.1 SUSE-SU-2026:4025-1 Sep 7, 2026
ucode-intel · sles 16.0 20260812-160000.1.1 SUSE-SU-2026:23602-1 Sep 21, 2026

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