CVE-2026-110654

Name	CVE-2026-110654
Description	libzvbi through 0.2.45 contains an out-of-bounds write vulnerability in the Teletext decoder that allows attackers to corrupt memory by supplying unvalidated DRCS pixel-mode values in X/28/3 packets. Attackers can send a crafted Teletext stream decoded via vbi_decode with every slot set to DRCS_MODE_6_5_4, causing convert_drcs to overflow chars[48][60] and crash the application.
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
zvbi (PTS)	bookworm	0.2.41-1+deb12u1	vulnerable
	trixie	0.2.44-1	vulnerable
	forky, sid	0.2.46-1	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
zvbi	source	(unstable)	0.2.46-1	unimportant

Notes

https://github.com/zapping-vbi/zvbi/security/advisories/GHSA-p2vx-rpw8-hp43
https://github.com/zapping-vbi/zvbi/commit/ec27c1eeb1f442aac287e1295ab6fe6f818250a1 (v0.2.46)
Negligible security impact