CVE-2020-15683
Publication date 22 October 2020
Last updated 24 July 2024
Ubuntu priority
Cvss 3 Severity Score
Mozilla developers and community members reported memory safety bugs present in Firefox 81 and Firefox ESR 78.3. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox ESR < 78.4, Firefox < 82, and Thunderbird < 78.4.
Status
Package | Ubuntu Release | Status |
---|---|---|
firefox | 24.04 LTS noble |
Fixed 82.0.2+build1-0ubuntu1
|
22.04 LTS jammy |
Fixed 82.0.2+build1-0ubuntu1
|
|
20.04 LTS focal |
Fixed 82.0+build2-0ubuntu0.20.04.1
|
|
18.04 LTS bionic |
Fixed 82.0+build2-0ubuntu0.18.04.1
|
|
16.04 LTS xenial |
Fixed 82.0+build2-0ubuntu0.16.04.5
|
|
14.04 LTS trusty | Not in release | |
mozjs38 | 24.04 LTS noble | Not in release |
22.04 LTS jammy | Not in release | |
20.04 LTS focal | Not in release | |
18.04 LTS bionic | Ignored | |
16.04 LTS xenial | Not in release | |
14.04 LTS trusty | Not in release | |
mozjs52 | 24.04 LTS noble | Not in release |
22.04 LTS jammy | Not in release | |
20.04 LTS focal | Ignored | |
18.04 LTS bionic | Ignored | |
16.04 LTS xenial | Not in release | |
14.04 LTS trusty | Not in release | |
mozjs60 | 24.04 LTS noble | Not in release |
22.04 LTS jammy | Not in release | |
20.04 LTS focal | Not in release | |
18.04 LTS bionic | Not in release | |
16.04 LTS xenial | Not in release | |
14.04 LTS trusty | Not in release | |
mozjs68 | 24.04 LTS noble | Not in release |
22.04 LTS jammy | Not in release | |
20.04 LTS focal | Ignored | |
18.04 LTS bionic | Not in release | |
16.04 LTS xenial | Not in release | |
14.04 LTS trusty | Not in release | |
thunderbird | 24.04 LTS noble |
Fixed 1:78.4.3+build1-0ubuntu1
|
22.04 LTS jammy |
Fixed 1:78.4.3+build1-0ubuntu1
|
|
20.04 LTS focal |
Fixed 1:78.7.1+build1-0ubuntu0.20.04.1
|
|
18.04 LTS bionic |
Fixed 1:78.8.1+build1-0ubuntu0.18.04.1
|
|
16.04 LTS xenial | Ignored end of standard support, was needs-triage | |
14.04 LTS trusty | Not in release |
Notes
Severity score breakdown
Parameter | Value |
---|---|
Base score | 9.8 · Critical |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
References
Related Ubuntu Security Notices (USN)
- USN-4599-1
- Firefox vulnerabilities
- 23 October 2020
- USN-4599-2
- Firefox vulnerabilities
- 26 October 2020
- USN-4647-1
- Thunderbird vulnerabilities
- 25 November 2020