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Oracle Linux 8 ELSA-2022-9486 Critical: Kernel Speculation Fixes

oracle
Calendar Grey June 15, 2022
Oracle Linux Logo Esm H88
The latest Oracle Linux 8 kernel upgrade provides essential security enhancements and improves defenses against vulnerabilities for all users.
The following updated rpms for Oracle Linux 8 have been uploaded to the Unbreakable Linux Network:

Summary

[5.4.17-2136.308.9.el8] - x86/speculation/mmio: Fix late microcode loading (Patrick Colp) [Orabug: 34276099] [5.4.17-2136.308.8.el8] - Add debugfs for controlling MMIO state data (Kanth Ghatraju) [Orabug: 34202259] {CVE-2022-21123} {CVE-2022-21125} {CVE-2022-21127} {CVE-2022-21166} - KVM: x86/speculation: Disable Fill buffer clear within guests (Pawan Gupta) [Orabug: 34202259] {CVE-2022-21123} {CVE-2022-21125} {CVE-2022-21127} {CVE-2022-21166} - x86/speculation/mmio: Reuse SRBDS mitigation for SBDS (Pawan Gupta) [Orabug: 34202259] {CVE-2022-21123} {CVE-2022-21125} {CVE-2022-21127} {CVE-2022-21166} - x86/speculation/srbds: Update SRBDS mitigation selection (Pawan Gupta) [Orabug: 34202259] {CVE-2022-21123} {CVE-2022-21125} {CVE-2022-21127} {CVE-2022-21166} - x86/speculation/mmio: Add sysfs reporting for Processor MMIO Stale Data (Pawan Gupta) [Orabug: 34202259] {CVE-2022-21123} {CVE-2022-21125} {CVE-2022-21127} {CVE-2022-21166} - x86/speculation/mmio: Enable CPU Fill bu...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory kernel update critical Oracle Linux speculation fixes

SRPMs

https://oss.oracle.com:443/ol8/SRPMS-updates/kernel-uek-container-5.4.17-2136.308.9.el8.src.rpm

x86_64

kernel-uek-container-5.4.17-2136.308.9.el8.x86_64.rpm kernel-uek-container-debug-5.4.17-2136.308.9.el8.x86_64.rpm

aarch64

Severity
critical
Lowest
Low
Medium
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Critical

Related CVEs: CVE-2022-21123 CVE-2022-21125 CVE-2022-21127 CVE-2022-21166

Topics%20covered

Topics Covered

security advisory kernel update critical Oracle Linux speculation fixes

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