Comment 6 for bug 1768230

Ah, sorry, let me be precise. Not the "ubuntu and the xubuntu CD" but these ISO images:

# sha1sum xubuntu-18.04-desktop-amd64.iso ubuntu-18.04-desktop-amd64.iso
a1bcc46d01387337d4be81ba76e89b495a7b5331 xubuntu-18.04-desktop-amd64.iso
f373c0aec6162cdba76ee9084e695866a15e441a ubuntu-18.04-desktop-amd64.iso