CVE catalog

CVE-2016-6866

suckless-tools: CVE-2016-6866

slock allows attackers to bypass the screen lock via vectors involving an invalid password hash, which triggers a NULL pointer dereference and crash.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	suckless-tools	sid	`49-1`	fixed
Debian	suckless-tools	forky	`49-1`	fixed
Debian	suckless-tools	trixie	`48-1`	fixed
Debian	suckless-tools	bookworm	`47-1`	fixed
Ubuntu	suckless-tools	14.04	`38-2`	vulnerable
Ubuntu	suckless-tools	14.04	`40-1`	vulnerable
Ubuntu	suckless-tools	14.04	`40-1+deb8u2build0.14.04.1`	fixed

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	suckless-tools	source	sid	`41-1`	not yet assigned	Not reported	Not reported
Debian	suckless-tools	source	forky	`41-1`	not yet assigned	Not reported	Not reported
Debian	suckless-tools	source	trixie	`41-1`	not yet assigned	Not reported	Not reported
Debian	suckless-tools	source	bookworm	`41-1`	not yet assigned	Not reported	Not reported
Ubuntu	suckless-tools	deb	14.04	`40-1+deb8u2build0.14.04.1`	Not reported	UBUNTU-CVE-2016-6866	Not reported

Observed: Oct 23, 2026, 5:22:56 PM UTC