CVE-2018-12363

Published: 27 June 2018

A use-after-free vulnerability can occur when script uses mutation events to move DOM nodes between documents, resulting in the old document that held the node being freed but the node still having a pointer referencing it. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60, Thunderbird < 52.9, Firefox ESR < 60.1, Firefox ESR < 52.9, and Firefox < 61.

Priority

Medium

CVSS 3 base score: 8.8

Status

Package Release Status
firefox
Launchpad, Ubuntu, Debian
Upstream
Released (61.0)
Ubuntu 18.04 LTS (Bionic Beaver)
Released (61.0+build3-0ubuntu0.18.04.1)
Ubuntu 16.04 LTS (Xenial Xerus)
Released (61.0+build3-0ubuntu0.16.04.2)
Ubuntu 14.04 ESM (Trusty Tahr) Does not exist
(trusty was released [61.0+build3-0ubuntu0.14.04.2])
thunderbird
Launchpad, Ubuntu, Debian
Upstream
Released (52.9.0)
Ubuntu 18.04 LTS (Bionic Beaver)
Released (1:52.9.1+build3-0ubuntu0.18.04.1)
Ubuntu 16.04 LTS (Xenial Xerus)
Released (1:52.9.1+build3-0ubuntu0.16.04.1)
Ubuntu 14.04 ESM (Trusty Tahr) Does not exist
(trusty was released [1:52.9.1+build3-0ubuntu0.14.04.1])