Anyone dropping in here thinking it might be a good idea to simply use the deb from buster-backports (which is now 2020.04), will need to consider that the signature of the default db won't be recognized by Ubuntu. However, the package does include the upstream db that is signed by an entity that Ubuntu 18.04 recognizes by default and it is a `update-alternatives` away[1]. I'm not sure what the implications of using this Debian package in Ubuntu 18.04 might be...
[1]: https://github.com/beagleboard/Latest- Images/issues/33#issuecomment-616860991 ** Bug watch added: github.com/beagleboard/Latest-Images/issues #33 https://github.com/beagleboard/Latest-Images/issues/33 -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to wireless-regdb in Ubuntu. https://bugs.launchpad.net/bugs/1867640 Title: outdated wireless regulatory information Status in wireless-regdb package in Ubuntu: Confirmed Bug description: ``` $ lsb_release -rd Description: Ubuntu 18.04.4 LTS Release: 18.04 $ apt-cache policy wireless-regdb wireless-regdb: Installed: 2018.05.09-0ubuntu1~18.04.1 Candidate: 2018.05.09-0ubuntu1~18.04.1 Version table: *** 2018.05.09-0ubuntu1~18.04.1 500 500 http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 Packages 100 /var/lib/dpkg/status 2016.06.10-0ubuntu1 500 500 http://archive.ubuntu.com/ubuntu bionic/main amd64 Packages ``` The Ubuntu 18.04 wireless-regdb package contains outdated wireless spectrum regulatory information, please update to [2019-6](https://git.kernel.org/pub/scm/linux/kernel/git/sforshee /wireless-regdb.git/tag/?h=master-2019-06-03) like [Debian Testing](https://tracker.debian.org/news/1099305/wireless- regdb-20190603-1-migrated-to-testing) to get the latest policy. ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: wireless-regdb 2018.05.09-0ubuntu1~18.04.1 ProcVersionSignature: Ubuntu 5.0.0-25.26~18.04.1-generic 5.0.18 Uname: Linux 5.0.0-25-generic x86_64 ApportVersion: 2.20.9-0ubuntu7.11 Architecture: amd64 Date: Mon Mar 16 11:17:26 2020 Dependencies: PackageArchitecture: all ProcEnviron: TERM=xterm-256color PATH=(custom, no user) LANG=en_US.UTF-8 SHELL=/bin/bash SourcePackage: wireless-regdb UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/wireless-regdb/+bug/1867640/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp