CVE-2018-12371
Publication date 27 June 2018
Last updated 25 August 2025
Ubuntu priority
Description
An integer overflow vulnerability in the Skia library when allocating memory for edge builders on some systems with at least 16 GB of RAM. This results in the use of uninitialized memory, resulting in a potentially exploitable crash. This vulnerability affects Firefox ESR < 60.1, Thunderbird < 60, 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
|
Severity score breakdown
CVSS version: CVSS v3.0
Base score
8.8 · High
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
References
Related Ubuntu Security Notices (USN)
- USN-3705-1
- Firefox vulnerabilities
- 5 July 2018