CVE-2022-39189

An issue was discovered the x86 KVM subsystem in the Linux kernel before 5.18.17

High · published September 2, 2022

CVSS v3.1
7.8
EPSS
0%
Percentile
25.9
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00337 · 25.9th percentile
Published
2022-09-02T00:00Z
EPSS history
Timeline
  • 02 SEP 00:00Z
    An issue was discovered the x86 KVM subsystem in the Linux kernel before 5.18.17
    cvelistv5