hw: cpu: Intel: Post-barrier Return Stack Buffer Predictions

Non-transparent sharing of return predictor targets between contexts in some Intel(R) Processors may allow an authorized user to potentially enable information disclosure via local access.

Unchecked return value in the firmware for some Intel(R) Processors may allow a privileged user to potentially enable an escalation of privilege via local access.

Improper initialization in the firmware for some Intel(R) Processors may allow a privileged user to potentially enable a denial of service via local access.

Improper input validation in the firmware for some Intel(R) Processors may allow an authenticated user to potentially enable denial of service via local access.

Improper input validation in the firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.

Race condition in the firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.

Out of bounds write in the firmware for some Intel(R) Processors may allow a privileged user to potentially enable denial of service via local access.

Improper initialization in the firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.

Insufficient input validation in system firmware for Intel(R) Xeon(R) Scalable Processors, Intel(R) Xeon(R) Processors D Family, Intel(R) Xeon(R) Processors E5 v4 Family, Intel(R) Xeon(R) Processors E7 v4 Family and Intel(R) Atom(R) processor C Series may allow a privileged user to potentially enable escalation of privilege, denial of service and/or information disclosure via local access.

Insufficient access control in system firmware for Intel(R) Xeon(R) Scalable Processors, 2nd Generation Intel(R) Xeon(R) Scalable Processors and Intel(R) Xeon(R) Processors D Family may allow a privileged user to potentially enable escalation of privilege, denial of service and/or information disclosure via local access.

Out of bounds read in the firmware for some Intel(R) Processors may allow an authenticated user to potentially enable escalation of privilege via local access.

Insufficient control flow management in the firmware for some Intel(R) Processors may allow an unauthenticated user to potentially enable escalation of privilege via physical access.

Improper input validation in UEFI firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.

On-chip debug and test interface with improper access control in some 4th Generation Intel(R) Xeon(R) Processors when using Intel(R) SGX or Intel(R) TDX may allow a privileged user to potentially enable escalation of privilege via local access.

Untrusted pointer dereference in UEFI firmware for some Intel(R) reference processors may allow a privileged user to potentially enable escalation of privilege via local access.

hw: cpu: Intel: Stale Data Read from legacy xAPIC vulnerability

Improper isolation of shared resources in some Intel(R) Processors may allow a privileged user to potentially enable information disclosure via local access.

Hardware debug modes and processor INIT setting that allow override of locks for some Intel(R) Processors in Intel(R) Boot Guard and Intel(R) TXT may allow an unauthenticated user to potentially enable escalation of privilege via physical access.

kernel: hw: Insecure default variable initialization for the Intel BSSA DFT feature

Insecure default variable initialization for the Intel BSSA DFT feature may allow a privileged user to potentially enable an escalation of privilege via local access.

Insufficient access control in silicon reference firmware for Intel(R) Xeon(R) Scalable Processor, Intel(R) Xeon(R) Processor D Family may allow a privileged user to potentially enable escalation of privilege and/or denial of service via local access.

Buffer overflow vulnerability in system firmware for Intel(R) Xeon(R) Processor D Family, Intel(R) Xeon(R) Scalable Processor, Intel(R) Server Board, Intel(R) Server System and Intel(R) Compute Module may allow a privileged user to potentially enable escalation of privilege and/or denial of service via local access.