USN-4020-1: Firefox vulnerability
19 June 2019
Firefox could be made to crash or run programs as your login if it opened a malicious website.
Releases
Packages
- firefox - Mozilla Open Source web browser
Details
A type confusion bug was discovered in Firefox. If a user were tricked in
to opening a specially crafted website, an attacker could exploit this by
causing a denial of service, or executing arbitrary code.
Update instructions
The problem can be corrected by updating your system to the following package versions:
Ubuntu 19.04
Ubuntu 18.10
Ubuntu 18.04
Ubuntu 16.04
After a standard system update you need to restart Firefox to make
all the necessary changes.