Intel-Linux-Processor-Microcode-Data-Files

Linux 用 Intel プロセッサー・マイクロコード・パッケージ 概要 Intel Processor Microcode Update MCU パッケージは、セキュリティ勧告および機能上の問題（エラッタを含む）に関する更新をリリースするためのメカニズムを提供します。さらに、MCU は、（SGX 機能をサポートするプロセッサー上で）SGX エンクレーブの起動、複雑な動作（アシストなど）の実装なども担当します。MCU を適用する推奨方法は、システム BIOS を使用することです。Intel プロセッサーの一部では、オペレーティング・システムを使用して実行時に MCU...

Important: microcode_ctl security, bug fix, and enhancement update

The microcodectl packages provide microcode updates for Intel and AMD processors. Security Fixes: kernel: hypervisor: Intel Processors: Privilege escalation in Ring 0 via improper value handling CVE-2025-35973 kernel: microcodectl: Intel Xeon 6 Processors: Privilege escalation via improper memory...

Intel Processor Firmware August 2026 Security Update

Intel has informed HP of a potential security vulnerability in some Intel® Processors, which might allow denial of service. Intel is releasing microcode updates to mitigate this potential vulnerability. Intel has released updates to mitigate the potential vulnerability. HP has identified affected...

Intel Processor Firmware August 2026 Security Update

Intel has informed HP of a potential security vulnerability identified in some Intel® Processors, which might allow escalation of privilege. Intel is releasing microcode updates to mitigate this potential vulnerability. Intel has released updates to mitigate the potential vulnerabilities. HP has...

Intel® Xeon® 6 processor with Intel® TDX Advisory

Summary: A potential security vulnerability in some Intel® Xeon® 6 processor with Intel® Trust Domain Extensions Intel® TDX may allow information disclosure. Intel is releasing a microcode update to mitigate this potential vulnerability. Vulnerability Details: CVEID: CVE-2025-31938 Description:...

Intel® Processor Firmware Advisory - 01428

Summary: A potential security vulnerability in some Intel® Processors may allow escalation of privilege. Intel is releasing microcode updates to mitigate this potential vulnerability. Vulnerability Details: CVEID: CVE-2025-35973 Description: Improper handling of values for some Intel® Processors...

Intel® Processor Firmware  Advisory - 01435

Summary: A potential security vulnerability in some Intel® Processors may allow escalation of privilege. Intel is releasing microcode updates to mitigate this potential vulnerability. Vulnerability Details: CVEID: CVE-2026-20716 Description: Improper access control for some Intel® Processors with...

2026.3 IPU, 3rd Gen Intel® Xeon® Scalable Processor Firmware Advisory

Summary: A potential security vulnerability in some 3rd Gen Intel® Xeon® Scalable Processors may allow denial of service. Intel is releasing microcode updates to mitigate this potential vulnerability. Vulnerability Details: CVEID: CVE-2026-20707 Description: Hardware logic contains race condition...

Intel® Xeon® 6 Processor Firmware Advisory

Summary: A potential security vulnerability for some Intel® Xeon® 6 processor with Intel® Trust Domain Extensions Intel® TDX may allow escalation of privilege. Intel is releasing microcode updates to mitigate this potential vulnerability. Vulnerability Details: CVEID: CVE-2025-31936 Description:...

2026.3 IPU, Intel® Processor Load Value Injection Zero Data Advisory

Summary: A potential security vulnerability in some Intel® Processors may allow information disclosure. Intel is releasing microcode updates to mitigate this potential vulnerability. Vulnerability Details: CVEID: CVE-2026-20917 Description: Exposure of sensitive information caused by incorrect da...

MGASA-2026-0161 Updated microcode package fixes security vulnerability

The updated package fixes a security vulnerability: A potential security vulnerability in some Intel® Processors may allow information disclosure. Intel is releasing microcode updates to mitigate this potential vulnerability. CVE-2025-35979...

OPENSUSE-SU-2026:10783-1 ucode-intel-20260512-1.1 on GA media

These are all security issues fixed in the ucode-intel-20260512-1.1 package on the GA media of openSUSE Tumbleweed...

2026.2 IPU - Intel® Processor Firmware Advisory

Summary: A potential security vulnerability in some Intel® Processors may allow information disclosure. Intel is releasing microcode updates to mitigate this potential vulnerability. Vulnerability Details: CVEID: CVE-2025-35979 Description: Exposure of sensitive information caused by shared...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: microcode_ctl (UTSA-2026-015078)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-015078 advisory. Incorrect initialization of resource in the branch prediction unit for some IntelR Core Ultra Processors may allow an authenticated user to potentially enable...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: microcode_ctl (UTSA-2026-015054)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-015054 advisory. Exposure of sensitive information caused by shared microarchitectural predictor state that influences transient execution for some IntelR Core processors 10th...

Security Bulletin: Vulnerability in kernel affects IBM Netezza Appliance

Summary The kernel package is used by IBM Netezza Appliance . IBM Netezza Appliance has addressed the applicable CVE CVE-2025-21991 Vulnerability Details CVEID:CVE-2025-21991 DESCRIPTION: In the Linux kernel, the following vulnerability has been resolved: x86/microcode/AMD: Fix out-of-bounds on...

SUSE-SU-2026:20758-1 Security update for ucode-intel

This update for ucode-intel fixes the following issues: - Intel CPU Microcode was updated to the 20260210 release bsc1258046: - CVE-2024-24853: Updated fix for incorrect behavior order in transition between executive monitor and SMI transfer monitor STM in some IntelR Processor may allow a...

CLSA-2026-1773772964 Update of linux-firmware

Update AMD CPU microcode for processor family 0x1a: cpuid:0x00B00F21ver:0x0B002161, cpuid:0x00B10F10ver:0x0B101058;...

CLSA-2026-1770214504 Update of microcode_ctl

Update Intel CPU microcode to 20251111: - Addition of cpuid:806F8/0x10 SPR-HBM B3 microcode in microcode.dat at revision 0x2c000410; - Addition of cpuid:806F8/0x87 SPR-SP E5/S3 microcode in microcode.dat at revision 0x2b000650; - Addition of cpuid:90672/0x07 ADL-HX/S 8+8 C0 microcode in...

[SECURITY] Fedora 44 Update: microcode_ctl-2.1-74.fc44

The microcodectl utility is a companion to the microcode driver written by Tigran Aivazian . The microcode update is volatile and needs to be uploaded on each system boot i.e. it doesn't reflash your cpu permanently, reboot and it reverts back to the old microcode...