MiracleLinux 8 : microcode_ctl-20260812-1.el8_10 (AXSA:2026-1799:07)

The remote MiracleLinux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the AXSA:2026-1799:07 advisory. kernel: hypervisor: Intel Processors: Privilege escalation in Ring 0 via improper value handling CVE-2025-35973 kernel: microcodectl: Intel Xeon 6...

kernel: microcode_ctl: Intel Xeon 6 Processors: Privilege escalation via improper memory range handling in SMM

A flaw was found in IntelR XeonR 6 processors when using IntelR TDX within System Management Mode SMM. Improper handling of overlap between protected memory ranges may allow a local attacker with privileged user access to escalate privileges. This vulnerability could lead to high impact on...

Important: Red Hat Security Advisory: microcode_ctl security, bug fix, and enhancement update

An update for microcodectl is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability...

HPESBHF05143 rev.1 - HPE StoreEasy Servers Using Certain Intel Processors, INTEL-SA-01439, Intel Xeon processor with Alias Checking Trusted Module Advisory, Local Escalation of Privilege

Potential Security Impact: Local: Escalation of Privilege SUPPORTED SOFTWARE VERSIONS: ONLY impacted versions are listed. HPE StoreEasy 1470 Performance - Prior to BIOS v3.0008-20-2026 HPE StoreEasy 1470 Storage - Prior to BIOS v3.0008-20-2026 HPE StoreEasy 1570 Performance - Prior to BIOS...

HPESBHF05120 rev.1 - HPE StoreEasy Servers Using Certain Intel Processors, INTEL-SA-01442, Intel Xeon Processor Firmware Advisory, Local Escalation of Privilege

Potential Security Impact: Local: Escalation of Privilege SUPPORTED SOFTWARE VERSIONS: ONLY impacted versions are listed. HPE StoreEasy 1470 Performance - Prior to BIOS v3.0008-20-2026 HPE StoreEasy 1470 Storage - Prior to BIOS v3.0008-20-2026 HPE StoreEasy 1570 Performance - Prior to BIOS...

SUSE CVE-2026-20901

Improper input validation for some IntelR XeonR processors within firmware may allow an escalation of privilege. Startup code and smm adversary with a privileged user combined with a high complexity attack may enable data alteration. This result may potentially occur via local access when attack...

Astra Linux – Vulnerability in Intel Microcode

Insufficient granularity of access control in out-of-band management in some IntelR Atom and Intel Xeon Scalable Processors may allow a privileged user to potentially enable escalation of privileges through adjacent network access...

Astra Linux – Vulnerability in Intel Microcode

The sequence of processor instructions may lead to unexpected behavior in some IntelR XeonR 6 Scalable processors. It is possible for a authenticated user to potentially enable privilege escalation through local access...

Astra Linux – Vulnerability in Intel Microcode

Failure of the protection mechanism in some third-generation, fourth-generation, and fifth-generation IntelR XeonR processors may allow a privileged user to potentially enable privilege escalation through local access...

Astra Linux – Vulnerability in Intel Microcode

Missing reference to active allocated resources for some IntelR XeonR processors may allow an authenticated user to potentially exploit a denial-of-service attack through local access...

Astra Linux – Vulnerability in Intel Microcode

Incorrect calculations in the microcode keying mechanism of certain IntelR XeonR D processors with IntelR SGX may allow a privileged user to potentially enable information disclosure through local access...

Astra Linux – Vulnerability in Intel Microcode

Improper handling of overlap between protected memory ranges in some IntelR XeonR 6 processors with IntelR TDX may allow a privileged user to potentially enable an escalation of privileges through local access...

Astra Linux – Vulnerability in Intel Microcode

A protection mechanism failure in some third- and fourth-generation IntelR XeonR processors, when using IntelR SGX or IntelR TDX, may allow a privileged user to potentially enable privilege escalation through local access...

Astra Linux – Vulnerability in Intel Microcode

Incorrect calculations in the microcode keying mechanism of some 3rd Generation IntelR XeonR Scalable Processors may allow a privileged user to potentially enable information disclosure through local access...

Astra Linux – Vulnerability in Intel Microcode

Improper access control in some 3rd Generation IntelR XeonR Scalable processors may allow a privileged user to potentially enable information disclosure through local access...

Astra Linux – Vulnerability in Intel Microcode

Incorrect default permissions in some memory controller configurations for certain IntelR XeonR processors when using IntelR Software Guard Extensions may allow a privileged user to potentially enable privilege escalation through local access...

Astra Linux – Vulnerability in Intel Microcode

Improper access control for some 3rd Generation IntelR XeonR Scalable Processors before the BIOS version MR7 may allow a local attacker to potentially enable information disclosure through local access...

Astra Linux – Vulnerability in Intel Microcode

The sequence of processor instructions results in unexpected behavior in the IntelR DSA V1.0 for some IntelR XeonR processors. This may allow an authenticated user to potentially enable denial of service through local access...

Astra Linux – Vulnerability in Intel Microcode

Incorrect default permissions in some IntelR XeonR processor memory controller configurations when using IntelR SGX may allow a privileged user to potentially enable escalation of privileges through local access...

OESA-2026-3408 microcode_ctl security update

This is a tool to transform and deploy microcode update for x86 CPUs. Security Fixes: Improper handling of overlap between protected memory ranges for some IntelR XeonR 6 processors when using IntelR TDX within SMM may allow an escalation of privilege. SMM adversary with a privileged user combine...