On Wed, 2022-04-06 at 21:03 -0500, Justin Forbes wrote: > On Wed, Apr 6, 2022 at 6:31 PM Chris Murphy <li...@colorremedies.com> wrote: > > > > On Wed, Apr 6, 2022 at 10:23 AM Justin Forbes <jmfor...@linuxtx.org> wrote: > > > > > > Apple and Microsoft signing NVIDIA's proprietary driver doesn't at all > > > > indicate Apple and Microsoft trust the driver itself. It is trusting > > > > the providence of the blob, in order to achieve an overall safer > > > > ecosystem for their users. > > > > > > > > We either want users with NVIDIA hardware to be inside the Secure Boot > > > > fold or we don't. I want them in the fold *despite* the driver that > > > > needs signing is proprietary. That's a better user experience across > > > > the board, including the security messaging is made consistent. The > > > > existing policy serves no good at all and is double talk. If we really > > > > care about security more than ideological worry, we'd sign the driver. > > > > > > At the very least, it would require that Fedora have a separate key > > > that is trusted and not the same one used for shim/grub/kernel. > > > > If Fedora is going to sign it, rather than improving the local signing > > experience, absolutely it should be signed with a separate key. The > > design should assume a revocation is going to happen at some point. > > > > > We > > > certainly aren't proposing that we use the standard Fedora keys to > > > sign a binary blob that runs in kernel space from a company who was > > > most recently hacked last month? > > > > No way. > > > > I don't think there's a mechanism for it, but I'd prefer Fedora sign > > the 3rd party's key rather than their binary. Maybe it's a small > > distinction at the end of the day. > > > We have not set up an infrastructure for it, but in all honesty, there > is no technical reason that any 3rd party repository building and > packaging the driver could not have done such a thing a couple of > years ago. The mechanism has been there, pesign can sign modules. > Now, asking Fedora to trust that key is a different issue, but users > have to reboot after installing the nvidia drivers anyway, so clicking > to accept the key isn't too much of a hurdle to jump through at that > point.
There is potentially an even easier solution. Ideally dkms (or whatever) could simply generate a key, sign the module and manage to get the public key in the right place so that the module can be verified. But this is hard work I guess, and nobody cares about Secure Boot enough to do it? Simo. -- Simo Sorce RHEL Crypto Team Red Hat, Inc _______________________________________________ devel mailing list -- devel@lists.fedoraproject.org To unsubscribe send an email to devel-le...@lists.fedoraproject.org Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-conduct/ List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines List Archives: https://lists.fedoraproject.org/archives/list/devel@lists.fedoraproject.org Do not reply to spam on the list, report it: https://pagure.io/fedora-infrastructure
