The Amazon Linux AMI 2015.03.1 point release is now available in all EC2 regions.

We have updated base AMI images, including all bugfix and security updates that had been pushed to our repositories in the time since the 2015.03 release. Today’s point release includes the 3.14.48 kernel and adds the nfs-utils package to the default package set.

Please see our release notes for more information.

Source: Amazon Web Services News