On Tue, Feb 05, 2013 at 06:19:26PM +0000, Matthew Garrett wrote: > On Tue, Feb 05, 2013 at 02:34:50PM +0200, Dmitry Kasatkin wrote: > > > Digitally signed initramfs can be used to provide protected user-space > > environment for initialization purpose. For example, LSM, IMA/EVM can be > > securely initialized using such approach. > > What stops an attacker from simply removing the signed image from the > initramfs and running modified versions of the same tools from the > unsigned image?
I'm sorry, ignore that - if the kernel's configured to do this, it'll panic if it can't find the signed image. Ok. -- 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/
