CVE-2017-5402
Published: 07 March 2017
A use-after-free can occur when events are fired for a "FontFace" object after the object has been already been destroyed while working with fonts. This results in a potentially exploitable crash. This vulnerability affects Firefox < 52, Firefox ESR < 45.8, Thunderbird < 52, and Thunderbird < 45.8.
Priority
Medium
CVSS 3 base score: 9.8
Status
| Package | Release | Status |
|---|---|---|
|
firefox Launchpad, Ubuntu, Debian |
Upstream |
Released
(52.0)
|
| Ubuntu 16.04 ESM (Xenial Xerus) |
Released
(52.0+build2-0ubuntu0.16.04.1)
|
|
| Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
(trusty was released [52.0+build2-0ubuntu0.14.04.1])
|
|
|
thunderbird Launchpad, Ubuntu, Debian |
Upstream |
Released
(45.8.0)
|
| Ubuntu 16.04 ESM (Xenial Xerus) |
Released
(1:45.8.0+build1-0ubuntu0.16.04.1)
|
|
| Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
(trusty was released [1:45.8.0+build1-0ubuntu0.14.04.1])
|