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.

hw: Intel: execution of MOVSB instructions with redundant REX prefix leads to unintended system behavior

Sequence of processor instructions leads to unexpected behavior for some Intel(R) Processors may allow an authenticated user to potentially enable escalation of privilege and/or information disclosure and/or denial of service via local access.

Potential buffer overflow when handling UEFI variables

Potential buffer overflow in unsafe UEFI variable handling in Phoenix SecureCore™ for select Intel platforms This issue affects: Phoenix SecureCore™ for Intel Kaby Lake: from 4.0.1.1 before 4.0.1.998; Phoenix SecureCore™ for Intel Coffee Lake: from 4.1.0.1 before 4.1.0.562; Phoenix SecureCore™ for Intel Ice Lake: from 4.2.0.1 before 4.2.0.323; Phoenix SecureCore™ for Intel Comet Lake: from 4.2.1.1 before 4.2.1.287; Phoenix SecureCore™ for Intel Tiger Lake: from 4.3.0.1 before 4.3.0.236; Phoenix SecureCore™ for Intel Jasper Lake: from 4.3.1.1 before 4.3.1.184; Phoenix SecureCore™ for Intel Alder Lake: from 4.4.0.1 before 4.4.0.269; Phoenix SecureCore™ for Intel Raptor Lake: from 4.5.0.1 before 4.5.0.218; Phoenix SecureCore™ for Intel Meteor Lake: from 4.5.1.1 before 4.5.1.15.

Unsafe Handling of IHV UEFI Variables

Improper Check for Unusual or Exceptional Conditions vulnerability in Phoenix SecureCore™ for Intel Kaby Lake, Phoenix SecureCore™ for Intel Coffee Lake, Phoenix SecureCore™ for Intel Comet Lake, Phoenix SecureCore™ for Intel Ice Lake allows Input Data Manipulation.This issue affects SecureCore™ for Intel Kaby Lake: before 4.0.1.1012; SecureCore™ for Intel Coffee Lake: before 4.1.0.568; SecureCore™ for Intel Comet Lake: before 4.2.1.292; SecureCore™ for Intel Ice Lake: before 4.2.0.334.

Unsafe Handling of Phoenix UEFI Variables

Improper Check for Unusual or Exceptional Conditions vulnerability in Phoenix SecureCore™ for Intel Kaby Lake, Phoenix SecureCore™ for Intel Coffee Lake, Phoenix SecureCore™ for Intel Comet Lake, Phoenix SecureCore™ for Intel Ice Lake allows Input Data Manipulation.This issue affects SecureCore™ for Intel Kaby Lake: before 4.0.1.1012; SecureCore™ for Intel Coffee Lake: before 4.1.0.568; SecureCore™ for Intel Comet Lake: before 4.2.1.292; SecureCore™ for Intel Ice Lake: before 4.2.0.334.

Improper access control in the Intel(R) Thunderbolt(TM) DCH drivers for Windows may allow an authenticated 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.

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

hw: cpu: information disclosure in certain Intel processors

Processor optimization removal or modification of security-critical code for some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.

hw: cpu: denial of service in some Intel Xeon processors

Improper input validation for some Intel(R) Xeon(R) Processors may allow a privileged user to potentially enable denial of service via local access.

hw: cpu: information disclosure in some Intel Xeon processors

Improper access control for some Intel(R) Xeon(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.

hw: cpu: information disclosure via Intel Software Guard Extensions (SGX) Platform

Sensitive information accessible by physical probing of JTAG interface for some Intel(R) Processors with SGX may allow an unprivileged user to potentially enable information disclosure via physical 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.

hw: cpu: intel: Intra-Mode BTI

Non-transparent sharing of branch predictor within a context in some Intel(R) Processors may allow an authorized user to potentially enable information disclosure via local access.

hw: cpu: intel: Branch History Injection (BHI)

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

kernel: Intel Trace Hub instances may allow escalation of privilege

Hardware allows activation of test or debug logic at runtime for some Intel(R) Trace Hub instances which may allow an unauthenticated user to potentially enable escalation of privilege via physical access.

Out-of-bounds write in the BIOS authenticated code module for some Intel(R) Processors may allow a privileged user to potentially enable aescalation of privilege via local access.

Improper access control in the BIOS authenticated code module for some Intel(R) Processors may allow a privileged user to potentially enable aescalation of privilege via local access.

Insufficient control flow management in the BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable aescalation of privilege via local access.

Insufficiently protected credentials in USB provisioning for Intel(R) AMT SDK before version 16.0.3, Intel(R) SCS before version 12.2 and Intel(R) MEBx before versions 11.0.0.0012, 12.0.0.0011, 14.0.0.0004 and 15.0.0.0004 may allow an unauthenticated user to potentially enable information disclosure via physical access.