Messages in this thread | | | From | Kees Cook <> | Subject | [PATCH v3 0/3] x86/asm: Pin sensitive CR4 and CR0 bits | Date | Mon, 17 Jun 2019 21:55:00 -0700 |
| |
Hi,
This updates the cr pinning series to allow for no silent papering-over of pinning bugs (thanks to tglx to pointing out where I needed to poke cr4 harder). I've tested with under normal boot and hibernation.
-Kees
Kees Cook (3): lkdtm: Check for SMEP clearing protections x86/asm: Pin sensitive CR4 bits x86/asm: Pin sensitive CR0 bits
arch/x86/include/asm/special_insns.h | 37 +++++++++++++++- arch/x86/kernel/cpu/common.c | 20 +++++++++ arch/x86/kernel/smpboot.c | 8 +++- drivers/misc/lkdtm/bugs.c | 66 ++++++++++++++++++++++++++++ drivers/misc/lkdtm/core.c | 1 + drivers/misc/lkdtm/lkdtm.h | 1 + 6 files changed, 130 insertions(+), 3 deletions(-)
-- 2.17.1
| |