Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: microcode_ctl (UTSA-2026-110881)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-110881 advisory. 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...

MiracleLinux 9 : microcode_ctl-20260210-1.20260812.1.el9_8 (AXSA:2026-1871:08)

The remote MiracleLinux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the AXSA:2026-1871:08 advisory. kernel: hypervisor: Intel Processors: Privilege escalation in Ring 0 via improper value handling CVE-2025-35973 kernel: microcodectl: Intel Xeon 6...

RockyLinux 10 : microcode_ctl (RLSA-2026:67979)

The remote RockyLinux 10 host has a package installed that is affected by multiple vulnerabilities as referenced in the RLSA-2026:67979 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 10. 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...

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...

ALSA-2026:68011 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...

RHEL 9 : microcode_ctl (RHSA-2026:68011)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:68011 advisory. The microcodectl packages provide microcode updates for Intel and AMD processors. Security Fixes: kernel: hypervisor: Intel Processors:...

RHEL 10 : microcode_ctl (RHSA-2026:67979)

The remote Redhat Enterprise Linux 10 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:67979 advisory. The microcodectl packages provide microcode updates for Intel and AMD processors. Security Fixes: kernel: hypervisor: Intel Processors:...

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...

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...

AlmaLinux 8 : microcode_ctl (ALSA-2026:65147)

The remote AlmaLinux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the ALSA-2026:65147 advisory. kernel: hypervisor: Intel Processors: Privilege escalation in Ring 0 via improper value handling CVE-2025-35973 kernel: microcodectl: Intel Xeon 6...

RockyLinux 8 : microcode_ctl (RLSA-2026:65147)

The remote RockyLinux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RLSA-2026:65147 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...

ALSA-2026:65147 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...

MGASA-2026-0374 Updated microcode packages fix security vulnerabilities

A potential security vulnerability for some Intel® Xeon® 6 processor with Intel® Trust Domain Extensions Intel® TDX may allow escalation of privilege. CVE-2025-31936 A potential security vulnerability in some Intel® Xeon® 6 processor with Intel® Trust Domain Extensions Intel® TDX may allow...

Important: microcode_ctl

Issue Overview: 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 combined with a high complexity attack may enable escalation of privilege. Th...

Important: microcode_ctl

Issue Overview: 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 combined with a high complexity attack may enable escalation of privilege. Th...

Amazon Linux 2 : microcode_ctl, --advisory ALAS2-2026-3872 (ALAS-2026-3872)

The version of microcodectl installed on the remote host is prior to 2.1-47. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2026-3872 advisory. Improper handling of overlap between protected memory ranges for some IntelR XeonR 6 processors when using IntelR TDX...