On 10/31/2012 01:03 PM, Alan Cox wrote:
On Wed, 31 Oct 2012 16:55:04 +0100 (CET)
Jiri Kosina <jkosina@xxxxxxx> wrote:
On Wed, 31 Oct 2012, Alan Cox wrote:
All this depends on your threat model. If I have physical access to
suspend/resume your machine then you already lost. If I don't have
physical access then I can't boot my unsigned OS to patch your S4 image
so it doesn't matter.
Prepare (as a root) a hand-crafted image, reboot, let the kernel resume
from that artificial image.
It's not signed. It won't reboot from that image.
So then to hibernate the kernel must have a signing key?
Alan
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