Descriptionmodules/luksbootkeyfile/ in Calamares versions 3.1 through 3.2.10 has a race condition between the time when the LUKS encryption keyfile is created and when secure permissions are set.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs931391

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
calamares (PTS)bullseye3.2.36-1fixed
sid, trixie3.3.8-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs

Fixed by:
Negligible security impact, Debian live media grant a sudo root shell anyway

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