From 15c16ac1a4aa7c620471af04ab786f1edf7ce28c Mon Sep 17 00:00:00 2001 From: Alexander Popov Date: Sat, 10 Dec 2022 10:07:10 +0300 Subject: [PATCH 1/1] Change the 'decision' of X86_INTEL_TSX_MODE_OFF check to defconfig --- kconfig_hardened_check/__init__.py | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/kconfig_hardened_check/__init__.py b/kconfig_hardened_check/__init__.py index ebe6fc8..8e08fd2 100644 --- a/kconfig_hardened_check/__init__.py +++ b/kconfig_hardened_check/__init__.py @@ -563,6 +563,8 @@ def add_kconfig_checks(l, arch): if arch in ('X86_64', 'ARM64', 'X86_32'): l += [OR(KconfigCheck('cut_attack_surface', 'defconfig', 'STRICT_DEVMEM', 'y'), devmem_not_set)] # refers to LOCKDOWN + if arch in ('X86_64', 'X86_32'): + l += [KconfigCheck('cut_attack_surface', 'defconfig', 'X86_INTEL_TSX_MODE_OFF', 'y')] # tsx=off # 'cut_attack_surface', 'kspp' l += [KconfigCheck('cut_attack_surface', 'kspp', 'SECURITY_DMESG_RESTRICT', 'y')] @@ -658,8 +660,6 @@ def add_kconfig_checks(l, arch): l += [KconfigCheck('cut_attack_surface', 'clipos', 'EFI_CUSTOM_SSDT_OVERLAYS', 'is not set')] l += [KconfigCheck('cut_attack_surface', 'clipos', 'COREDUMP', 'is not set')] # cut userspace attack surface # l += [KconfigCheck('cut_attack_surface', 'clipos', 'IKCONFIG', 'is not set')] # no, IKCONFIG is needed for this check :) - if arch in ('X86_64', 'X86_32'): - l += [KconfigCheck('cut_attack_surface', 'clipos', 'X86_INTEL_TSX_MODE_OFF', 'y')] # tsx=off # 'cut_attack_surface', 'lockdown' l += [KconfigCheck('cut_attack_surface', 'lockdown', 'EFI_TEST', 'is not set')] # refers to LOCKDOWN -- 2.31.1