ELSA-2022-9481

Описание

[5.4.17-2136.308.9]

• x86/speculation/mmio: Fix late microcode loading (Patrick Colp) [Orabug: 34276099]

[5.4.17-2136.308.8]

• Add debugfs for controlling MMIO state data (Kanth Ghatraju) [Orabug: 34202259] {CVE-2022-21123} {CVE-2022-21127} {CVE-2022-21125} {CVE-2022-21166}
• KVM: x86/speculation: Disable Fill buffer clear within guests (Pawan Gupta) [Orabug: 34202259] {CVE-2022-21123} {CVE-2022-21127} {CVE-2022-21125} {CVE-2022-21166}
• x86/speculation/mmio: Reuse SRBDS mitigation for SBDS (Pawan Gupta) [Orabug: 34202259] {CVE-2022-21123} {CVE-2022-21127} {CVE-2022-21125} {CVE-2022-21166}
• x86/speculation/srbds: Update SRBDS mitigation selection (Pawan Gupta) [Orabug: 34202259] {CVE-2022-21123} {CVE-2022-21127} {CVE-2022-21125} {CVE-2022-21166}
• x86/speculation/mmio: Add sysfs reporting for Processor MMIO Stale Data (Pawan Gupta) [Orabug: 34202259] {CVE-2022-21123} {CVE-2022-21127} {CVE-2022-21125} {CVE-2022-21166}
• x86/speculation/mmio: Enable CPU Fill buffer clearing on idle (Pawan Gupta) [Orabug: 34202259] {CVE-2022-21123} {CVE-2022-21127} {CVE-2022-21125} {CVE-2022-21166}
• x86/bugs: Group MDS, TAA & Processor MMIO Stale Data mitigations (Pawan Gupta) [Orabug: 34202259] {CVE-2022-21123} {CVE-2022-21127} {CVE-2022-21125} {CVE-2022-21166}
• x86/speculation/mmio: Add mitigation for Processor MMIO Stale Data (Pawan Gupta) [Orabug: 34202259] {CVE-2022-21123} {CVE-2022-21127} {CVE-2022-21125} {CVE-2022-21166}
• x86/speculation: Add a common function for MD_CLEAR mitigation update (Pawan Gupta) [Orabug: 34202259] {CVE-2022-21123} {CVE-2022-21127} {CVE-2022-21125} {CVE-2022-21166}
• x86/speculation/mmio: Enumerate Processor MMIO Stale Data bug (Pawan Gupta) [Orabug: 34202259] {CVE-2022-21123} {CVE-2022-21127} {CVE-2022-21125} {CVE-2022-21166}
• Documentation: Add documentation for Processor MMIO Stale Data (Pawan Gupta) [Orabug: 34202259] {CVE-2022-21123} {CVE-2022-21127} {CVE-2022-21125} {CVE-2022-21166}