[USN-3715-1] dns-root-data update

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==========================================================================
Ubuntu Security Notice USN-3715-1
July 12, 2018

dns-root-data update
==========================================================================

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

- Ubuntu 17.10
- Ubuntu 16.04 LTS

Summary:

The list of trust anchors has been updated.

Software Description:
- dns-root-data: DNS root data including root zone and DNSSEC key

Details:

This update adds the latest DNSSEC validation trust anchor required for the
upcoming Root Zone KSK Rollover and refreshes the list of root hints.

Update instructions:

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

Ubuntu 17.10:
dns-root-data 2018013001~17.10.1

Ubuntu 16.04 LTS:
dns-root-data 2018013001~16.04.1

In general, a standard system update will make all the necessary changes.

References:
https://usn.ubuntu.com/usn/usn-3715-1
https://launchpad.net/bugs/1721129

Package Information:
https://launchpad.net/ubuntu/+source/dns-root-data/2018013001~17.10.1
https://launchpad.net/ubuntu/+source/dns-root-data/2018013001~16.04.1