CVE-2019-17026
Published: 9 January 2020
Incorrect alias information in IonMonkey JIT compiler for setting array elements could lead to a type confusion. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Firefox ESR < 68.4.1, Thunderbird < 68.4.1, and Firefox < 72.0.1.
Notes
Author | Note |
---|---|
tyhicks |
mozjs contains a copy of the SpiderMonkey JavaScript engine |
Priority
Status
Package | Release | Status |
---|---|---|
firefox
Launchpad, Ubuntu, Debian |
bionic |
Released
(72.0.1+build1-0ubuntu0.18.04.1)
|
disco |
Released
(72.0.1+build1-0ubuntu0.19.04.1)
|
|
eoan |
Released
(72.0.1+build1-0ubuntu0.19.10.1)
|
|
focal |
Released
(72.0.1+build1-0ubuntu1)
|
|
groovy |
Released
(72.0.1+build1-0ubuntu1)
|
|
hirsute |
Released
(72.0.1+build1-0ubuntu1)
|
|
impish |
Released
(72.0.1+build1-0ubuntu1)
|
|
jammy |
Released
(72.0.1+build1-0ubuntu1)
|
|
kinetic |
Released
(72.0.1+build1-0ubuntu1)
|
|
lunar |
Released
(72.0.1+build1-0ubuntu1)
|
|
mantic |
Released
(72.0.1+build1-0ubuntu1)
|
|
noble |
Released
(72.0.1+build1-0ubuntu1)
|
|
trusty |
Does not exist
|
|
upstream |
Released
(72.0.1)
|
|
xenial |
Released
(72.0.1+build1-0ubuntu0.16.04.1)
|
|
mozjs38
Launchpad, Ubuntu, Debian |
bionic |
Ignored
|
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
|
|
noble |
Does not exist
|
|
trusty |
Does not exist
|
|
upstream |
Ignored
|
|
xenial |
Does not exist
|
|
mozjs52
Launchpad, Ubuntu, Debian |
bionic |
Ignored
|
disco |
Ignored
(end of life)
|
|
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
|
disco |
Ignored
(end of life)
|
|
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
|
|
thunderbird
Launchpad, Ubuntu, Debian |
bionic |
Released
(1:68.4.1+build1-0ubuntu0.18.04.1)
|
disco |
Ignored
(end of life)
|
|
eoan |
Released
(1:68.4.1+build1-0ubuntu0.19.10.1)
|
|
focal |
Released
(1:68.4.1+build1-0ubuntu1)
|
|
groovy |
Released
(1:68.4.1+build1-0ubuntu1)
|
|
hirsute |
Released
(1:68.4.1+build1-0ubuntu1)
|
|
impish |
Released
(1:68.4.1+build1-0ubuntu1)
|
|
jammy |
Released
(1:68.4.1+build1-0ubuntu1)
|
|
kinetic |
Released
(1:68.4.1+build1-0ubuntu1)
|
|
lunar |
Released
(1:68.4.1+build1-0ubuntu1)
|
|
mantic |
Released
(1:68.4.1+build1-0ubuntu1)
|
|
noble |
Released
(1:68.4.1+build1-0ubuntu1)
|
|
trusty |
Does not exist
|
|
upstream |
Released
(68.4.1)
|
|
xenial |
Released
(1:68.7.0+build1-0ubuntu0.16.04.2)
|
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 |
References
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-03/#CVE-2019-17026
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-04/#CVE-2019-17026
- https://ubuntu.com/security/notices/USN-4234-1
- https://ubuntu.com/security/notices/USN-4241-1
- https://ubuntu.com/security/notices/USN-4335-1
- https://www.cve.org/CVERecord?id=CVE-2019-17026
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog
- NVD
- Launchpad
- Debian