CVE-2026-107655

Name	CVE-2026-107655
Description	A flaw was found in CUPS. When processing embedded job ticket comments within documents, the service improperly handles specific IPP attributes, causing an unhandled null pointer dereference. An unauthenticated attacker permitted to submit jobs to a shared printer queue can send a crafted Internet Printing Protocol (IPP) request to crash the print daemon, resulting in a temporary Denial of Service (DoS) for all printing services.
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)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
cups (PTS)	bookworm, bookworm (security)	2.4.2-3+deb12u9	vulnerable
	trixie	2.4.10-3+deb13u2	vulnerable
	trixie (security)	2.4.10-3+deb13u1	vulnerable
	forky, sid	2.4.18-1	vulnerable

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
cups	source	(unstable)	(unfixed)

Notes

https://github.com/OpenPrinting/cups/security/advisories/GHSA-58wv-9ffm-5w78
Fixed by: https://github.com/OpenPrinting/cups/commit/25d68309b1af89c4b003f27f56ab0f8e7a189ea3