CVE-2026-11143

Name	CVE-2026-11143
Description	Out of bounds read in Extensions in Google Chrome on Linux prior to 149.0.7827.53 allowed an attacker who convinced a user to install a malicious extension to obtain potentially sensitive information from process memory via a crafted Chrome Extension. (Chromium security severity: Medium)
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
chromium (PTS)	bullseye (security), bullseye	120.0.6099.224-1~deb11u1	vulnerable
	bookworm	147.0.7727.137-1~deb12u1	vulnerable
	bookworm (security)	148.0.7778.215-1~deb12u1	vulnerable
	trixie	147.0.7727.137-1~deb13u1	vulnerable
	trixie (security)	148.0.7778.215-1~deb13u1	vulnerable
	forky	148.0.7778.178-1	vulnerable
	sid	148.0.7778.215-2	vulnerable

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
chromium	source	bullseye	(unfixed)	end-of-life
chromium	source	(unstable)	(unfixed)

[bullseye] - chromium <end-of-life> (see #1061268)