Re: [PATCH v7 05/26] x86/mpx: Do not use SIB.base if its value is 101b and ModRM.mod = 0

2017-06-06 Thread Ricardo Neri
On Mon, 2017-05-29 at 15:07 +0200, Borislav Petkov wrote: > On Fri, May 05, 2017 at 11:17:03AM -0700, Ricardo Neri wrote: > > Section 2.2.1.2 of the Intel 64 and IA-32 Architectures Software > > Developer's Manual volume 2A states that when a SIB byte is used and the > > base of the SIB byte

Re: [PATCH v7 05/26] x86/mpx: Do not use SIB.base if its value is 101b and ModRM.mod = 0

2017-05-29 Thread Borislav Petkov
On Fri, May 05, 2017 at 11:17:03AM -0700, Ricardo Neri wrote: > Section 2.2.1.2 of the Intel 64 and IA-32 Architectures Software > Developer's Manual volume 2A states that when a SIB byte is used and the > base of the SIB byte points is base = 101b and the mod part > of the ModRM byte is zero, the