CVE-2018-6122
Publication date 2 November 2021
Last updated 25 August 2025
Ubuntu priority
Description
Type confusion in WebAssembly in Google Chrome prior to 66.0.3359.139 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
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 end of standard support | |
| 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:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |