CVE-2021-21207

Name	CVE-2021-21207
Description	Use after free in IndexedDB in Google Chrome prior to 90.0.4430.72 allowed an attacker who convinced a user to install a malicious extension to potentially perform a sandbox escape via a crafted Chrome Extension.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)
References	DSA-4906-1
Debian Bugs	987053

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
chromium (PTS)	buster, buster (security)	90.0.4430.212-1~deb10u1	fixed
	bullseye	112.0.5615.138-1~deb11u1	fixed
	bullseye (security)	113.0.5672.126-1~deb11u1	fixed
	bookworm, sid	113.0.5672.126-1	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
chromium	source	stretch	(unfixed)	end-of-life
chromium	source	buster	90.0.4430.85-1~deb10u1		DSA-4906-1
chromium	source	(unstable)	90.0.4430.72-1			987053

[stretch] - chromium <end-of-life> (see DSA 4562)