Important: microcode_ctl

Issue Overview: Insufficient granularity of access control in the OOB-MSM for some IntelR XeonR 6 Scalable processors may allow a privileged user to potentially enable escalation of privilege via adjacent access. CVE-2025-22839 Sequence of processor instructions leads to unexpected behavior for...

CVE-2025-22889

Improper handling of overlap between protected memory ranges for some IntelR XeonR 6 processor with IntelR TDX may allow a privileged user to potentially enable escalation of privilege via local access...

CVE-2025-22889

CVE-2025-22889 affects Intel Xeon 6 processors with Intel TDX. The root cause is improper handling of overlap between protected memory ranges, which may allow a privileged user to escalate privileges via local access. Publicly documented mitigations involve microcode updates (e.g., intel-microcod...