On Tue, Jun 10, 2014 at 09:24:53PM -0400, Mimi Zohar wrote: > On Tue, 2014-06-10 at 22:40 +0100, Matthew Garrett wrote: > > The hole is that the system trusts keys that you don't trust. The > > appropriate thing to do is to remove that trust from the entire system, > > not just one layer of the system. If people gain the impression that > > they can simply pass a kernel parameter and avoid trusting the vendor > > keys, they'll be upset to discover that it's easily circumvented. > > Assuming I remove all the keys I don't trust, there are still keys that > are trusted while booting, but are not necessary afterwards. We should > be able to limit the scope of where and when keys are trusted.
Providing a userspace mechanism for selectively dropping keys from the kernel seems like a good thing? -- Matthew Garrett | [email protected] -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
