=========================================================================Ubuntu Security Notice USN-3299-1
May 25, 2017

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

- Ubuntu 17.04
- Ubuntu 16.10
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS

Summary:

Firefox was updated to a new version.

Software Description:
- firefox: Mozilla Open Source web browser

Details:

Some security information preloaded in Firefox was due to expire before
the next scheduled release. This update bumps the expiration times.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 17.04:
  firefox                         53.0.3+build1-0ubuntu0.17.04.2

Ubuntu 16.10:
  firefox                         53.0.3+build1-0ubuntu0.16.10.2

Ubuntu 16.04 LTS:
  firefox                         53.0.3+build1-0ubuntu0.16.04.2

Ubuntu 14.04 LTS:
  firefox                         53.0.3+build1-0ubuntu0.14.04.2

After a standard system update you need to restart Firefox to make
all the necessary changes.

References:
  https://ubuntu.com/security/notices/USN-3299-1
  https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/1693502

Package Information:
  https://launchpad.net/ubuntu/+source/firefox/53.0.3+build1-0ubuntu0.17.04.2
  https://launchpad.net/ubuntu/+source/firefox/53.0.3+build1-0ubuntu0.16.10.2
  https://launchpad.net/ubuntu/+source/firefox/53.0.3+build1-0ubuntu0.16.04.2
  https://launchpad.net/ubuntu/+source/firefox/53.0.3+build1-0ubuntu0.14.04.2