CVE-2020-12422
Published: 1 July 2020
In non-standard configurations, a JPEG image created by JavaScript could have caused an internal variable to overflow, resulting in an out of bounds write, memory corruption, and a potentially exploitable crash. This vulnerability affects Firefox < 78.
Notes
Author | Note |
---|---|
tyhicks |
mozjs contains a copy of the SpiderMonkey JavaScript engine |
Priority
Status
Package | Release | Status |
---|---|---|
firefox
Launchpad, Ubuntu, Debian |
bionic |
Released
(78.0.1+build1-0ubuntu0.18.04.1)
|
eoan |
Released
(78.0.1+build1-0ubuntu0.19.10.1)
|
|
focal |
Released
(78.0.1+build1-0ubuntu0.20.04.1)
|
|
groovy |
Released
(78.0.1+build1-0ubuntu1)
|
|
hirsute |
Released
(78.0.1+build1-0ubuntu1)
|
|
impish |
Released
(78.0.1+build1-0ubuntu1)
|
|
jammy |
Released
(78.0.1+build1-0ubuntu1)
|
|
kinetic |
Released
(78.0.1+build1-0ubuntu1)
|
|
lunar |
Released
(78.0.1+build1-0ubuntu1)
|
|
mantic |
Released
(78.0.1+build1-0ubuntu1)
|
|
noble |
Released
(78.0.1+build1-0ubuntu1)
|
|
trusty |
Does not exist
|
|
upstream |
Released
(78)
|
|
xenial |
Released
(78.0.1+build1-0ubuntu0.16.04.1)
|
|
mozjs38
Launchpad, Ubuntu, Debian |
bionic |
Ignored
|
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
|
|
noble |
Does not exist
|
|
trusty |
Does not exist
|
|
upstream |
Ignored
|
|
xenial |
Does not exist
|
|
mozjs52
Launchpad, Ubuntu, Debian |
bionic |
Ignored
|
eoan |
Ignored
(end of life)
|
|
focal |
Ignored
|
|
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
|
|
noble |
Does not exist
|
|
trusty |
Does not exist
|
|
upstream |
Ignored
|
|
xenial |
Does not exist
|
|
mozjs60
Launchpad, Ubuntu, Debian |
bionic |
Does not exist
|
eoan |
Ignored
(end of life)
|
|
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
|
|
noble |
Does not exist
|
|
trusty |
Does not exist
|
|
upstream |
Ignored
|
|
xenial |
Does not exist
|
|
mozjs68
Launchpad, Ubuntu, Debian |
bionic |
Does not exist
|
eoan |
Does not exist
|
|
focal |
Ignored
|
|
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
|
|
noble |
Does not exist
|
|
trusty |
Does not exist
|
|
upstream |
Ignored
|
|
xenial |
Does not exist
|
|
thunderbird
Launchpad, Ubuntu, Debian |
bionic |
Released
(1:78.8.1+build1-0ubuntu0.18.04.1)
|
focal |
Released
(1:78.7.1+build1-0ubuntu0.20.04.1)
|
|
groovy |
Not vulnerable
(1:78.3.2+build1-0ubuntu1)
|
|
hirsute |
Not vulnerable
(1:78.4.3+build1-0ubuntu1)
|
|
impish |
Not vulnerable
(1:78.4.3+build1-0ubuntu1)
|
|
jammy |
Not vulnerable
(1:78.4.3+build1-0ubuntu1)
|
|
kinetic |
Not vulnerable
(1:78.4.3+build1-0ubuntu1)
|
|
lunar |
Not vulnerable
(1:78.4.3+build1-0ubuntu1)
|
|
mantic |
Not vulnerable
(1:78.4.3+build1-0ubuntu1)
|
|
noble |
Not vulnerable
(1:78.4.3+build1-0ubuntu1)
|
|
trusty |
Does not exist
|
|
upstream |
Released
(78)
|
|
xenial |
Ignored
(end of standard support, was needs-triage)
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 8.8 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | Required |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |