CVE-2018-6120
Publication date 9 January 2019
Last updated 25 August 2025
Ubuntu priority
Description
An integer overflow that could lead to an attacker-controlled heap out-of-bounds write in PDFium in Google Chrome prior to 66.0.3359.170 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted PDF file.
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| chromium-browser | ||
| 18.04 LTS bionic |
Fixed 66.0.3359.181-0ubuntu0.18.04.1
|
|
| 16.04 LTS xenial |
Fixed 66.0.3359.181-0ubuntu0.16.04.1
|
|
| 14.04 LTS trusty | Not in release | |
| oxide-qt | ||
| 18.04 LTS bionic | Not in release | |
| 16.04 LTS xenial | Ignored Ubuntu touch end-of-life | |
| 14.04 LTS trusty | Not in release |
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score |
8.8 · High
|
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | Required |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |