CVE-2018-12362
Publication date 27 June 2018
Last updated 25 August 2025
Ubuntu priority
Description
An integer overflow can occur during graphics operations done by the Supplemental Streaming SIMD Extensions 3 (SSSE3) scaler, resulting in a potentially exploitable crash. This vulnerability affects Thunderbird < 60, Thunderbird < 52.9, Firefox ESR < 60.1, Firefox ESR < 52.9, and Firefox < 61.
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| firefox | 18.04 LTS bionic |
Fixed 61.0+build3-0ubuntu0.18.04.1
|
| 16.04 LTS xenial |
Fixed 61.0+build3-0ubuntu0.16.04.2
|
|
| 14.04 LTS trusty |
Fixed 61.0+build3-0ubuntu0.14.04.2
|
|
| thunderbird | 18.04 LTS bionic |
Fixed 1:52.9.1+build3-0ubuntu0.18.04.1
|
| 16.04 LTS xenial |
Fixed 1:52.9.1+build3-0ubuntu0.16.04.1
|
|
| 14.04 LTS trusty |
Fixed 1:52.9.1+build3-0ubuntu0.14.04.1
|
Severity score breakdown
CVSS version: CVSS v3.0
Base score
8.8 · High
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
References
Related Ubuntu Security Notices (USN)
- USN-3714-1
- Thunderbird vulnerabilities
- 12 July 2018
- USN-3705-1
- Firefox vulnerabilities
- 5 July 2018