Descriptionsnapd 2.54.2 and earlier created ~/snap directories in user home directories without specifying owner-only permissions. This could allow a local attacker to read information that should have been private. Fixed in snapd versions 2.54.3+18.04, 2.54.3+20.04 and 2.54.3+21.10.1
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
snapd (PTS)buster2.37.4-1+deb10u1vulnerable
buster (security)2.37.4-1+deb10u3vulnerable
bullseye (security), bullseye2.49-1+deb11u2vulnerable
sid, trixie2.62-5fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs


[bullseye] - snapd <no-dsa> (Minor issue)
[buster] - snapd <no-dsa> (Minor issue) (2.52) (2.54)

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