CVE-2017-7813

Published: 02 October 2017

Inside the JavaScript parser, a cast of an integer to a narrower type can result in data read from outside the buffer being parsed. This usually results in a non-exploitable crash, but can leak a limited amount of information from memory if it matches JavaScript identifier syntax. This vulnerability affects Firefox < 56.

Priority

Medium

CVSS 3 base score: 8.2

Status

Package Release Status
firefox
Launchpad, Ubuntu, Debian
Upstream
Released (56.0)
Ubuntu 21.10 (Impish Indri)
Released (56.0+build6-0ubuntu1)
Ubuntu 21.04 (Hirsute Hippo)
Released (56.0+build6-0ubuntu1)
Ubuntu 20.04 LTS (Focal Fossa)
Released (56.0+build6-0ubuntu1)
Ubuntu 18.04 LTS (Bionic Beaver)
Released (56.0+build6-0ubuntu1)
Ubuntu 16.04 ESM (Xenial Xerus)
Released (56.0+build6-0ubuntu0.16.04.1)
Ubuntu 14.04 ESM (Trusty Tahr) Does not exist
(trusty was released [56.0+build6-0ubuntu0.14.04.1])
mozjs38
Launchpad, Ubuntu, Debian
Upstream Needs triage

Ubuntu 21.10 (Impish Indri) Does not exist

Ubuntu 21.04 (Hirsute Hippo) Does not exist

Ubuntu 20.04 LTS (Focal Fossa) Does not exist

Ubuntu 18.04 LTS (Bionic Beaver) Needs triage

Ubuntu 16.04 ESM (Xenial Xerus) Does not exist

Ubuntu 14.04 ESM (Trusty Tahr) Does not exist

mozjs52
Launchpad, Ubuntu, Debian
Upstream Not vulnerable

Ubuntu 21.10 (Impish Indri) Does not exist

Ubuntu 21.04 (Hirsute Hippo) Does not exist

Ubuntu 20.04 LTS (Focal Fossa) Not vulnerable

Ubuntu 18.04 LTS (Bionic Beaver) Not vulnerable

Ubuntu 16.04 ESM (Xenial Xerus) Does not exist

Ubuntu 14.04 ESM (Trusty Tahr) Does not exist