Descriptionxscreensaver before 5.14 crashes during activation and leaves the screen unlocked when in Blank Only Mode and when DPMS is disabled, which allows local attackers to access resources without authentication.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs627382

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
xscreensaver (PTS)buster5.42+dfsg1-1fixed
sid, trixie, bookworm6.06+dfsg1-3fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
xscreensaversourcesqueeze(not affected)


[squeeze] - xscreensaver <not-affected> (introduced in 5.13)

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