CVE-2016-5277
Publication date 22 September 2016
Last updated 24 July 2024
Ubuntu priority
Use-after-free vulnerability in the nsRefreshDriver::Tick function in Mozilla Firefox before 49.0, Firefox ESR 45.x before 45.4, and Thunderbird < 45.4 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) by leveraging improper interaction between timeline destruction and the Web Animations model implementation.
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| firefox | ||
| 16.04 LTS xenial |
Fixed 49.0+build4-0ubuntu0.16.04.1
|
|
| 14.04 LTS trusty |
Fixed 49.0+build4-0ubuntu0.14.04.1
|
|
| thunderbird | ||
| 16.04 LTS xenial |
Fixed 1:45.4.0+build1-0ubuntu0.16.04.1
|
|
| 14.04 LTS trusty |
Fixed 1:45.4.0+build1-0ubuntu0.14.04.1
|
|
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:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
References
Related Ubuntu Security Notices (USN)
- USN-3076-1
- Firefox vulnerabilities
- 22 September 2016
- USN-3112-1
- Thunderbird vulnerabilities
- 27 October 2016