CVE-2022-26373

NameCVE-2022-26373
DescriptionNon-transparent sharing of return predictor targets between contexts in some Intel(R) Processors may allow an authorized user to potentially enable information disclosure via local access.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-3102-1, DLA-3131-1, DSA-5207-1, ELA-676-1, ELA-696-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)jessie, jessie (lts)3.16.84-1vulnerable
stretch (security)4.9.320-2vulnerable
stretch (lts), stretch4.9.320-3vulnerable
buster4.19.249-2vulnerable
buster (security)4.19.304-1fixed
bullseye5.10.209-2fixed
bullseye (security)5.10.218-1fixed
bookworm6.1.76-1fixed
bookworm (security)6.1.90-1fixed
trixie6.7.12-1fixed
sid6.8.12-1fixed
linux-4.19 (PTS)jessie, jessie (lts)4.19.304-1~deb8u1fixed
stretch (security)4.19.232-1~deb9u1vulnerable
stretch (lts), stretch4.19.304-1~deb9u1fixed
linux-5.10 (PTS)stretch (lts), stretch5.10.216-1~deb9u1fixed
buster (security)5.10.216-1~deb10u1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsourcejessie(unfixed)end-of-life
linuxsourcestretch(unfixed)end-of-life
linuxsourcebuster4.19.260-1DLA-3131-1
linuxsourcebullseye5.10.136-1DSA-5207-1
linuxsource(unstable)5.18.16-1
linux-4.19sourcejessie4.19.260-1~deb8u1ELA-696-1
linux-4.19sourcestretch4.19.260-1~deb9u1ELA-696-1
linux-5.10sourcestretch5.10.136-1~deb9u1ELA-676-1
linux-5.10sourcebuster5.10.136-1~deb10u1DLA-3102-1

Notes

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00706.html
https://git.kernel.org/linus/2b1299322016731d56807aa49254a5ea3080b6b3
https://git.kernel.org/linus/ba6e31af2be96c4d0536f2152ed6f7b6c11bca47

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