CVE-2018-12386
Published: 3 October 2018
A vulnerability in register allocation in JavaScript can lead to type confusion, allowing for an arbitrary read and write. This leads to remote code execution inside the sandboxed content process when triggered. This vulnerability affects Firefox ESR < 60.2.2 and Firefox < 62.0.3.
Notes
Author | Note |
---|---|
tyhicks | mozjs contains a copy of the SpiderMonkey JavaScript engine |
Priority
Status
Package | Release | Status |
---|---|---|
firefox Launchpad, Ubuntu, Debian |
bionic |
Released
(62.0.3+build1-0ubuntu0.18.04.1)
|
cosmic |
Released
(62.0.3+build1-0ubuntu1)
|
|
disco |
Released
(62.0.3+build1-0ubuntu1)
|
|
eoan |
Released
(62.0.3+build1-0ubuntu1)
|
|
focal |
Released
(62.0.3+build1-0ubuntu1)
|
|
groovy |
Released
(62.0.3+build1-0ubuntu1)
|
|
hirsute |
Released
(62.0.3+build1-0ubuntu1)
|
|
impish |
Released
(62.0.3+build1-0ubuntu1)
|
|
jammy |
Released
(62.0.3+build1-0ubuntu1)
|
|
kinetic |
Released
(62.0.3+build1-0ubuntu1)
|
|
lunar |
Released
(62.0.3+build1-0ubuntu1)
|
|
mantic |
Released
(62.0.3+build1-0ubuntu1)
|
|
trusty |
Released
(62.0.3+build1-0ubuntu0.14.04.2)
|
|
upstream |
Released
(62.0.3)
|
|
xenial |
Released
(62.0.3+build1-0ubuntu0.16.04.2)
|
|
mozjs38 Launchpad, Ubuntu, Debian |
bionic |
Needs triage
|
cosmic |
Does not exist
|
|
disco |
Does not exist
|
|
eoan |
Does not exist
|
|
focal |
Does not exist
|
|
groovy |
Does not exist
|
|
hirsute |
Does not exist
|
|
impish |
Does not exist
|
|
jammy |
Does not exist
|
|
kinetic |
Does not exist
|
|
lunar |
Does not exist
|
|
mantic |
Does not exist
|
|
trusty |
Does not exist
|
|
upstream |
Needs triage
|
|
xenial |
Does not exist
|
|
mozjs52 Launchpad, Ubuntu, Debian |
bionic |
Needs triage
|
cosmic |
Ignored
(end of life)
|
|
disco |
Ignored
(end of life)
|
|
eoan |
Ignored
(end of life)
|
|
focal |
Needs triage
|
|
groovy |
Ignored
(end of life)
|
|
hirsute |
Does not exist
|
|
impish |
Does not exist
|
|
jammy |
Does not exist
|
|
kinetic |
Does not exist
|
|
lunar |
Does not exist
|
|
mantic |
Does not exist
|
|
trusty |
Does not exist
|
|
upstream |
Needs triage
|
|
xenial |
Does not exist
|
|
thunderbird Launchpad, Ubuntu, Debian |
bionic |
Released
(1:60.4.0+build2-0ubuntu0.18.04.1)
|
cosmic |
Released
(1:60.4.0+build2-0ubuntu0.18.10.1)
|
|
disco |
Released
(1:60.4.0+build2-0ubuntu1)
|
|
eoan |
Released
(1:60.4.0+build2-0ubuntu1)
|
|
focal |
Released
(1:60.4.0+build2-0ubuntu1)
|
|
groovy |
Released
(1:60.4.0+build2-0ubuntu1)
|
|
hirsute |
Released
(1:60.4.0+build2-0ubuntu1)
|
|
impish |
Released
(1:60.4.0+build2-0ubuntu1)
|
|
jammy |
Released
(1:60.4.0+build2-0ubuntu1)
|
|
kinetic |
Released
(1:60.4.0+build2-0ubuntu1)
|
|
lunar |
Released
(1:60.4.0+build2-0ubuntu1)
|
|
mantic |
Released
(1:60.4.0+build2-0ubuntu1)
|
|
trusty |
Released
(1:60.4.0+build2-0ubuntu0.14.04.1)
|
|
upstream |
Released
(60.2.2)
|
|
xenial |
Released
(1:60.4.0+build2-0ubuntu0.16.04.1)
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 8.1 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | Required |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | High |
Availability impact | None |
Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N |