CVE-2026-109969

Name	CVE-2026-109969
Description	A flaw was found in the clevis PKCS#11 pin. The clevis-pkcs11-afunix-socket-unlock daemon creates AF_UNIX sockets without explicit permission restrictions or peer credential verification. Under a permissive process umask, any local user can connect to the control socket and inject arbitrary device/key pairs, or connect to the data socket to receive LUKS passphrases.
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs	1150905

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
clevis (PTS)	bookworm	19-2	vulnerable
	trixie	20-1	vulnerable
	forky, sid	24-1	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
clevis	source	(unstable)	24-1			1150905

Notes

[trixie] - clevis <no-dsa> (Minor issue)
https://bugzilla.redhat.com/show_bug.cgi?id=2550361
Fixed by: https://github.com/latchset/clevis/commit/5a53a404bca9dfd046da73089c6918658de6573d (v24)