X-Git-Url: https://jxself.org/git/?a=blobdiff_plain;f=kconfig_hardened_check%2F__init__.py;h=dc65d4d996b38ce051bdb8840792b62d9b0b53f6;hb=6e92bdb36cf5c47659bcaa017da3d9ce5210dcab;hp=ce495ace572a94e66f2ac7e176b3425ff75f1638;hpb=c879013472da4d19129a35b242ae23be28c2298e;p=kconfig-hardened-check.git diff --git a/kconfig_hardened_check/__init__.py b/kconfig_hardened_check/__init__.py index ce495ac..dc65d4d 100644 --- a/kconfig_hardened_check/__init__.py +++ b/kconfig_hardened_check/__init__.py @@ -42,6 +42,7 @@ # nokaslr # arm64.nobti # arm64.nopauth +# arm64.nomte # # Hardware tag-based KASAN with arm64 Memory Tagging Extension (MTE): # kasan=on @@ -58,11 +59,9 @@ # what about bpf_jit_enable? # kernel.unprivileged_bpf_disabled=1 # net.core.bpf_jit_harden=2 -# # vm.unprivileged_userfaultfd=0 # (at first, it disabled unprivileged userfaultfd, # and since v5.11 it enables unprivileged userfaultfd for user-mode only) -# # dev.tty.ldisc_autoload=0 # fs.protected_symlinks=1 # fs.protected_hardlinks=1 @@ -70,6 +69,7 @@ # fs.protected_regular=2 # fs.suid_dumpable=0 # kernel.modules_disabled=1 +# kernel.randomize_va_space = 2 # pylint: disable=missing-module-docstring,missing-class-docstring,missing-function-docstring @@ -378,6 +378,7 @@ def add_kconfig_checks(l, arch): VersionCheck((5, 10)))] # HARDEN_BRANCH_PREDICTOR is enabled by default since v5.10 l += [KconfigCheck('self_protection', 'defconfig', 'MITIGATE_SPECTRE_BRANCH_HISTORY', 'y')] l += [KconfigCheck('self_protection', 'defconfig', 'ARM64_MTE', 'y')] + l += [KconfigCheck('self_protection', 'defconfig', 'RANDOMIZE_MODULE_REGION_FULL', 'y')] if arch == 'ARM': l += [KconfigCheck('self_protection', 'defconfig', 'CPU_SW_DOMAIN_PAN', 'y')] l += [KconfigCheck('self_protection', 'defconfig', 'HARDEN_BRANCH_PREDICTOR', 'y')] @@ -591,6 +592,7 @@ def add_kconfig_checks(l, arch): l += [KconfigCheck('cut_attack_surface', 'maintainer', 'FB', 'is not set')] # recommended by Daniel Vetter in /issues/38 l += [KconfigCheck('cut_attack_surface', 'maintainer', 'VT', 'is not set')] # recommended by Daniel Vetter in /issues/38 l += [KconfigCheck('cut_attack_surface', 'maintainer', 'BLK_DEV_FD', 'is not set')] # recommended by Denis Efremov in /pull/54 + l += [KconfigCheck('cut_attack_surface', 'maintainer', 'BLK_DEV_FD_RAWCMD', 'is not set')] # recommended by Denis Efremov in /pull/62 # 'cut_attack_surface', 'grapheneos' l += [KconfigCheck('cut_attack_surface', 'grapheneos', 'AIO', 'is not set')] @@ -629,6 +631,7 @@ def add_kconfig_checks(l, arch): l += [KconfigCheck('cut_attack_surface', 'my', 'FTRACE', 'is not set')] # refers to LOCKDOWN l += [KconfigCheck('cut_attack_surface', 'my', 'VIDEO_VIVID', 'is not set')] l += [KconfigCheck('cut_attack_surface', 'my', 'INPUT_EVBUG', 'is not set')] # Can be used as a keylogger + l += [KconfigCheck('cut_attack_surface', 'my', 'KGDB', 'is not set')] # 'harden_userspace' if arch in ('X86_64', 'ARM64', 'X86_32'):