CVE-2022-39189 Affecting kernel-azure-devel package, versions <5.14.21-150400.14.16.1


Severity

Recommended
medium

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.05% (16th percentile)

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  • Snyk IDSNYK-SLES154-KERNELAZUREDEVEL-3050072
  • published15 Oct 2022
  • disclosed14 Oct 2022

Introduced: 14 Oct 2022

CVE-2022-39189  (opens in a new tab)

How to fix?

Upgrade SLES:15.4 kernel-azure-devel to version 5.14.21-150400.14.16.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-azure-devel package and not the kernel-azure-devel package as distributed by SLES. See How to fix? for SLES:15.4 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