USN-4140-1: Firefox vulnerability
firefox vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 19.04
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
Summary
Firefox could be made to hijack the mouse pointer it if opened a malicious
website.
Software Description
- firefox – Mozilla Open Source web browser
Details
It was discovered that no user notification was given when pointer lock is
enabled. If a user were tricked in to opening a specially crafted website,
an attacker could potentially exploit this to hijack the mouse pointer and
confuse users.
Update instructions
The problem can be corrected by updating your system to the following package versions:
- Ubuntu 19.04
- firefox – 69.0.1+build1-0ubuntu0.19.04.1
- Ubuntu 18.04 LTS
- firefox – 69.0.1+build1-0ubuntu0.18.04.1
- Ubuntu 16.04 LTS
- firefox – 69.0.1+build1-0ubuntu0.16.04.1
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
After a standard system update you need to restart Firefox to make
all the necessary changes.