I hope for your sake that yo are not letting it get that much behind on security updates. I recommend that you do at least this: https://help.ubuntu.com/commu

I hope for your sake that yo are not letting it get that much behind on security updates. I recommend that you do at least this: https://help.ubuntu.com/community/AutomaticSecurityUpdates https://help.ubuntu.com/community/AutomaticSecurityUpdates The idea that Linux does not need to be updated is a dangerous one.