CVE-2020-15961

Published: 21 September 2020

Insufficient policy validation in extensions in Google Chrome prior to 85.0.4183.121 allowed an attacker who convinced a user to install a malicious extension to potentially perform a sandbox escape via a crafted Chrome Extension.

Priority

Medium

CVSS 3 base score: 9.6

Status

Package Release Status
chromium-browser
Launchpad, Ubuntu, Debian
Upstream
Released (85.0.4183.121)
Ubuntu 20.10 (Groovy Gorilla) Not vulnerable
(code not present)
Ubuntu 20.04 LTS (Focal Fossa) Not vulnerable
(code not present)
Ubuntu 18.04 LTS (Bionic Beaver)
Released (85.0.4183.121-0ubuntu0.18.04.1)
Ubuntu 16.04 LTS (Xenial Xerus)
Released (85.0.4183.121-0ubuntu0.16.04.1)
Ubuntu 14.04 ESM (Trusty Tahr) Does not exist

Notes

AuthorNote
amurray
The Debian chromium source package is called chromium-browser in
Ubuntu
mdeslaur
starting with Ubuntu 19.10, the chromium-browser package is just
a script that installs the Chromium snap

References