CVE-2022-40982

NameCVE-2022-40982
DescriptionInformation exposure through microarchitectural state after transient execution in certain vector execution units for some Intel(R) Processors may allow an authenticated 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-3524-1, DLA-3525-1, DLA-3537-1, DSA-5474-1, DSA-5475-1
Debian Bugs1043305

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
intel-microcode (PTS)buster/non-free3.20220510.1~deb10u1vulnerable
buster/non-free (security)3.20231114.1~deb10u1fixed
bullseye/non-free, bullseye/non-free (security)3.20231114.1~deb11u1fixed
bookworm/non-free-firmware (security), bookworm/non-free-firmware3.20231114.1~deb12u1fixed
trixie/non-free-firmware, sid/non-free-firmware3.20231114.1fixed
linux (PTS)buster4.19.249-2vulnerable
buster (security)4.19.304-1fixed
bullseye5.10.209-2fixed
bullseye (security)5.10.205-2fixed
bookworm6.1.76-1fixed
bookworm (security)6.1.69-1fixed
trixie6.6.15-2fixed
sid6.7.7-1fixed
linux-5.10 (PTS)buster (security)5.10.209-2~deb10u1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
intel-microcodesourcebuster3.20230808.1~deb10u1DLA-3537-1
intel-microcodesourcebullseye3.20230808.1~deb11u1DSA-5474-1
intel-microcodesourcebookworm3.20230808.1~deb12u1DSA-5474-1
intel-microcodesource(unstable)3.20230808.11043305
linuxsourcebuster4.19.289-2DLA-3524-1
linuxsourcebullseye5.10.179-5DSA-5475-1
linuxsourcebookworm6.1.38-4DSA-5475-1
linuxsource(unstable)6.4.4-3
linux-5.10sourcebuster5.10.179-5~deb10u1DLA-3525-1

Notes

https://www.openwall.com/lists/oss-security/2023/08/08/5
https://www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/technical-documentation/gather-data-sampling.html
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00828.html
https://github.com/intel/Intel-Linux-Processor-Microcode-Data-Files/releases/tag/microcode-20230808
https://downfall.page/

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