On Thu, Jul 30, 2020 at 12:59 PM Sandro Bonazzola <sbonazzo@redhat.com> wrote:

Il giorno gio 30 lug 2020 alle ore 12:55 Andy Hall <andyjohnhall@gmail.com> ha scritto:
seems the updated pushed recently to centos stream (I updated about an
hour ago) now cause my pc to hang after BIOS...it never gets to grub

could this be the GRUB_ENABLE_BLSCFG issue that has come downstream
from fedora ?

any advice would be most greatly appreciated thanks

I think you can follow here: Bug 1861977 - RHSA-2020:3216 grub2 security update renders system unbootable

The classical situation where the treatment is worse than the disease..... keep calm and test better before release...

Also because, if I understand correctly, this vulnerability requires anyway physical access or rights to modify a pxe boot network config to create its damages...