CVE-2022-39189 Affecting kernel-uek-devel package, versions <0:5.4.17-2136.321.4.el8uek


Severity

Recommended
0.0
high
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.05% (16th percentile)

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  • Snyk IDSNYK-ORACLE8-KERNELUEKDEVEL-5773301
  • published16 May 2023
  • disclosed2 Sept 2022

Introduced: 2 Sep 2022

CVE-2022-39189  (opens in a new tab)

How to fix?

Upgrade Oracle:8 kernel-uek-devel to version 0:5.4.17-2136.321.4.el8uek or higher.
This issue was patched in ELSA-2023-12588.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-uek-devel package and not the kernel-uek-devel package as distributed by Oracle. See How to fix? for Oracle:8 relevant fixed versions and status.

An issue was discovered the x86 KVM subsystem in the Linux kernel before 5.18.17. Unprivileged guest users can compromise the guest kernel because TLB flush operations are mishandled in certain KVM_VCPU_PREEMPTED situations.

CVSS Scores

version 3.1