USN-4317-1: Firefox vulnerabilities
firefox vulnerabilities
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 19.10
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
Summary
Firefox could be made to crash or run programs as your login if it
opened a malicious website.
Software Description
- firefox – Mozilla Open Source web browser
Details
Two use-after-free bugs were discovered in Firefox. If a user were tricked
in to opening a specially crafted website, an attacker could exploit these
to cause a denial of service or execute arbitrary code.
Update instructions
The problem can be corrected by updating your system to the following package versions:
- Ubuntu 19.10
- firefox – 74.0.1+build1-0ubuntu0.19.10.1
- Ubuntu 18.04 LTS
- firefox – 74.0.1+build1-0ubuntu0.18.04.1
- Ubuntu 16.04 LTS
- firefox – 74.0.1+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.
References
Source: USN-4317-1: Firefox vulnerabilities
