From mboxrd@z Thu Jan 1 00:00:00 1970 From: Matthew Garrett Subject: Re: Do not allow MSR or Embedded Controller writes from userspace in secure boot case Date: Wed, 7 Nov 2012 21:54:03 +0000 Message-ID: <20121107215403.GA7277@srcf.ucam.org> References: <1352323699-52400-1-git-send-email-trenn@suse.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1352323699-52400-1-git-send-email-trenn-l3A5Bk7waGM@public.gmane.org> Sender: linux-efi-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Thomas Renninger Cc: linux-efi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, matt.fleming-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org, jlee-IBi9RG/b67k@public.gmane.org List-Id: linux-efi@vger.kernel.org Is there a case where modifying MSRs or EC registers can cause arbitrary code execution? -- Matthew Garrett | mjg59-1xO5oi07KQx4cg9Nei1l7Q@public.gmane.org