The software described in this documentation is either in Extended Support or Sustaining Support. See https://www.oracle.com/us/support/library/enterprise-linux-support-policies-069172.pdf for more information.
Oracle recommends that you upgrade the software described by this documentation as soon as possible.

3.2 Obtaining Oracle Linux 6 Update 8 Packages

You can download Oracle Linux installation media from the Oracle Software Delivery Cloud at
https://edelivery.oracle.com/linux. You can also obtain Oracle Linux packages from the Unbreakable Linux Network (ULN) and the Oracle Linux Yum server.