On Thu, Feb 08, 2018 at 09:46:53AM +0100, Pavel Machek wrote: > On Tue 2018-01-09 16:27:30, Jarkko Sakkinen wrote: > > On Thu, Jan 04, 2018 at 03:17:24PM +0100, Cedric Blancher wrote: > > > So how does this protect against the MELTDOWN attack (CVE-2017-5754) > > > and the MELTATOMBOMBA4 worm which uses this exploit? > > > > > > Ced > > > > Everything going out of L1 gets encrypted. This is done to defend > > against peripheral like adversaries and should work also against > > meltdown. > > Yeah, but useless against spectre and ability to introduce bit flips > means this is generally useless... You are right. And what I said was simply false. In fact, the encryption is done in LCC. I'm sorry that I didn't response to my response and gave incorrect info. I simply forgot to do this, no other excuses. /Jarkko -- To unsubscribe from this list: send the line "unsubscribe linux-doc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
