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SUSE: 2025:20286-1 important: ucode-intel security update

suse
Calendar Grey June 4, 2025
Dist Suse Esm H88
This critical SUSE security notice highlights several Intel microcode flaws impacting both security and system efficiency.
* bsc#1233313 * bsc#1237096 Cross-References: * CVE-2024-21820

Summary

## This update for ucode-intel fixes the following issues: * Intel CPU Microcode was updated to the 20250211 release (bsc#1237096) * Security updates for INTEL-SA-01166 https://www.intel.com/content/www/us/en/404.html?ref=https://www.intel.com/content/www/us/en/404.html?ref=https://https://www.intel.com/content/www/us/en/404.html?ref= sa-01166.html * CVE-2024-31068: Improper Finite State Machines (FSMs) in Hardware Logic for some Intel Processors may allow privileged user to potentially enable denial of service via local access. * Security updates for INTEL-SA-01213 https://www.intel.com/content/www/us/en/404.html?ref=https://www.intel.com/content/www/us/en/404.html?ref=https://https://www.intel.com/content/www/us/en/404.html?ref= sa-01213.html

Topics%20covered

Topics Covered

security advisory denial of service SUSE microcode update ucode-intel Intel processors

References

* bsc#1233313

* bsc#1237096

Cross-

* CVE-2024-21820

* CVE-2024-21853

* CVE-2024-23918

* CVE-2024-23984

* CVE-2024-24968

* CVE-2024-31068

* CVE-2024-36293

* CVE-2024-37020

* CVE-2024-39355

CVSS scores:

* CVE-2024-21820 ( SUSE ): 8.5

CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N

* CVE-2024-21820 ( SUSE ): 7.2 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N

* CVE-2024-21820 ( NVD ): 8.5

CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:H/VI:H/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-2024-21820 ( NVD ): 7.2 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N

* CVE-2024-21853 ( SUSE ): 5.7

CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:20286-1
Release Date: 2025-03-28T13:56:24Z
Rating: important

Topics%20covered

Topics Covered

security advisory denial of service SUSE microcode update ucode-intel Intel processors

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