Re: [RFC] First attempt at kernel secure boot support

From: Alan Cox
Date: Tue Sep 04 2012 - 12:04:03 EST


On Tue, 4 Sep 2012 11:55:06 -0400
Matthew Garrett <mjg@xxxxxxxxxx> wrote:

> The UEFI Secure Boot trust model is based on it not being possible for a
> user to cause a signed OS to boot an unsigned OS

Unfortunately you can't fix this at kernel level because an untrusted
application can at GUI level fake a system crash, reboot cycle and phish
any basic credentials such as passwords for the windows partition.

Alan
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