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High ELSA-2026-500588 4 CVEs

Important: Unbreakable Enterprise kernel security update (Oracle Linux 8)

Published Nov 9, 2026 · Updated Nov 9, 2026

Ecosystem: Oracle Linux

Summary

[5.15.0-326.222.4.1]
- Fix TSA microcode check for ZEN5 (Dave Kleikamp) [Orabug: 40172717] {CVE-2024-36350} {CVE-2024-36357} {CVE-2026-0004}
- Fix Zen5 TSA (Borislav Petkov (AMD)) [Orabug: 40172717] {CVE-2024-36350} {CVE-2024-36357} {CVE-2026-0004}
- iommu/amd: Force device table to maximum size (Suravee Suthikulpanit) [Orabug: 40172717] {CVE-2024-21963}

Fixed packages 19

ReleasePackageFixed in
Oracle Linux · 8 bpftool 0:5.15.0-326.222.4.1.el9uek
Oracle Linux · 8 kernel-uek 0:5.15.0-326.222.4.1.el9uek
Oracle Linux · 8 kernel-uek-container 0:5.15.0-326.222.4.1.el9uek
Oracle Linux · 8 kernel-uek-container-debug 0:5.15.0-326.222.4.1.el9uek
Oracle Linux · 8 kernel-uek-core 0:5.15.0-326.222.4.1.el9uek
Oracle Linux · 8 kernel-uek-debug 0:5.15.0-326.222.4.1.el9uek
Oracle Linux · 8 kernel-uek-debug-core 0:5.15.0-326.222.4.1.el9uek
Oracle Linux · 8 kernel-uek-debug-devel 0:5.15.0-326.222.4.1.el9uek
Oracle Linux · 8 kernel-uek-debug-modules 0:5.15.0-326.222.4.1.el9uek
Oracle Linux · 8 kernel-uek-debug-modules-extra 0:5.15.0-326.222.4.1.el9uek
Oracle Linux · 8 kernel-uek-devel 0:5.15.0-326.222.4.1.el9uek
Oracle Linux · 8 kernel-uek-doc 0:5.15.0-326.222.4.1.el9uek
Oracle Linux · 8 kernel-uek-modules 0:5.15.0-326.222.4.1.el9uek
Oracle Linux · 8 kernel-uek-modules-extra 0:5.15.0-326.222.4.1.el9uek
Oracle Linux · 8 kernel-uek64k 0:5.15.0-326.222.4.1.el9uek
Oracle Linux · 8 kernel-uek64k-core 0:5.15.0-326.222.4.1.el9uek
Oracle Linux · 8 kernel-uek64k-devel 0:5.15.0-326.222.4.1.el9uek
Oracle Linux · 8 kernel-uek64k-modules 0:5.15.0-326.222.4.1.el9uek
Oracle Linux · 8 kernel-uek64k-modules-extra 0:5.15.0-326.222.4.1.el9uek

Vulnerabilities 4