CVE-2022-39189

NameCVE-2022-39189
DescriptionAn 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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDSA-5480-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)buster4.19.249-2vulnerable
buster (security)4.19.289-2vulnerable
bullseye5.10.178-3vulnerable
bullseye (security)5.10.191-1fixed
bookworm6.1.38-1fixed
bookworm (security)6.1.52-1fixed
sid, trixie6.5.3-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsourcebullseye5.10.191-1DSA-5480-1
linuxsource(unstable)5.19.6-1

Notes

https://bugs.chromium.org/p/project-zero/issues/detail?id=2309
https://git.kernel.org/linus/6cd88243c7e03845a450795e134b488fc2afb736 (5.19-rc2)

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