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cvelistMitreCVELIST:CVE-2022-39189
HistorySep 02, 2022 - 12:00 a.m.

CVE-2022-39189

2022-09-0200:00:00
mitre
www.cve.org
1
linux kernel
x86
kvm subsystem
unprivileged guest users
tlb flush operations
compromise

7.6 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

14.3%

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.