Red Hat Security Advisory 2016-2996-01 – In accordance with the Red Hat Enterprise Linux Errata Support Policy, Extended Life Cycle Support for Red Hat Enterprise Linux 4 will be retired as of March 31, 2017, and active support will no longer be provided. Accordingly, Red Hat will no longer provide updated packages, including Critical impact security patches or Urgent priority bug fixes, for Red Hat Enterprise Linux 4 ELS after March 31, 2017.