USN-3919-1: Firefox vulnerabilities

firefox vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

Ubuntu 18.10
Ubuntu 18.04 LTS
Ubuntu 16.04 LTS
Ubuntu 14.04 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 security issues were discovered in the JavaScript engine 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 18.10: firefox – 66.0.1+build1-0ubuntu0.18.10.1
Ubuntu 18.04 LTS: firefox – 66.0.1+build1-0ubuntu0.18.04.1
Ubuntu 16.04 LTS: firefox – 66.0.1+build1-0ubuntu0.16.04.1
Ubuntu 14.04 LTS: firefox – 66.0.1+build1-0ubuntu0.14.04.1

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-3919-1: Firefox vulnerabilities

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