========================================================================== 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