CVE-2021-38198

NameCVE-2021-38198
Descriptionarch/x86/kvm/mmu/paging_tmpl.h in the Linux kernel before 5.12.11 incorrectly computes the access permissions of a shadow page, leading to a missing guest protection page fault.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-2785-1, DLA-2843-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)bullseye5.10.223-1fixed
bullseye (security)5.10.226-1fixed
bookworm6.1.115-1fixed
bookworm (security)6.1.119-1fixed
trixie, sid6.11.10-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsourcestretch4.9.290-1DLA-2843-1
linuxsourcebuster4.19.208-1
linuxsource(unstable)5.10.46-1
linux-4.19sourcestretch4.19.208-1~deb9u1DLA-2785-1

Notes

https://git.kernel.org/linus/b1bd5cba3306691c771d558e94baa73e8b0b96b7

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