Why am I seeing this message about 'esm-apps' on just one system?

[Jeffrey Walton]

On Thu, Mar 16, 2023 at 10:15 AM Chris Green <cl at isbd.net> wrote:
>
> On Thu, Mar 16, 2023 at 09:16:19AM -0400, Jeffrey Walton wrote:
> > On Thu, Mar 16, 2023 at 5:37 AM Chris Green <cl at isbd.net> wrote:
> > >
> > > I have several systems running [x]ubuntu and I update/upgrade them
> > > manually every week or so.
> > >
> > > On just one of these systems I'm seeing the following when I run 'apt
> > > upgrade' :-
> > >
> > >     root at esprimo# apt upgrade
> > >     Reading package lists... Done
> > >     Building dependency tree... Done
> > >     Reading state information... Done
> > >     Calculating upgrade... Done
> > >     Get more security updates through Ubuntu Pro with 'esm-apps' enabled:
> > >       libimage-magick-perl imagemagick libavdevice58 imagemagick-doc ffmpeg
> > >       libopenexr25 imagemagick-6-doc libpostproc55 libmagickcore-6.q16-6-extra
> > >       libavcodec58 libimage-magick-q16-perl libmagickwand-6.q16-6 libavutil56
> > >       imagemagick-6.q16 libswscale5 libmagickcore-6.q16-6 libswresample3
> > >       imagemagick-6-common libavformat58 libavfilter7
> > >     Learn more about Ubuntu Pro at https://ubuntu.com/pro
> > >     The following packages have been kept back:
> > >       apparmor grub-efi-amd64-bin grub-efi-amd64-signed libapparmor1 shim-signed
> > >     0 to upgrade, 0 to newly install, 0 to remove and 5 not to upgrade.
> > >     root at esprimo#
> >
> > [...]
> >
> I don't want to know about "Get more security updates through Ubuntu
> Pro with 'esm-apps' enabled:", or at least I don't want to see that
> message again every time I run 'apt upgrade'.
>
> I already have all those packages installed on my system so what is it
> suggesting anyway, are there 'security updates' for them that I'm not
> getting for some reason?

"Expanded Security Maintenance for Applications" shown every time I
log on!, https://lists.ubuntu.com/archives/ubuntu-users/2023-March/309638.html

Jeff