Fix 'decision' priority order ('lockdown' vs 'clipos' vs 'grapheneos')

[kconfig-hardened-check.git] / kconfig_hardened_check / __init__.py

diff --git a/kconfig_hardened_check/__init__.py b/kconfig_hardened_check/__init__.py
index 635c927b4fbca6f75987c8d8c4d4f2c381f36e71..5db3879e4f51d503972fe9d9e487963625fcaed1 100644 (file)
--- a/kconfig_hardened_check/__init__.py
+++ b/kconfig_hardened_check/__init__.py
@@ -355,6 +355,7 @@ def construct_checklist(l, arch):
     l += [OptCheck('self_protection', 'clipos', 'SECURITY_DMESG_RESTRICT', 'y')]
     l += [OptCheck('self_protection', 'clipos', 'DEBUG_VIRTUAL', 'y')]
     l += [OptCheck('self_protection', 'clipos', 'STATIC_USERMODEHELPER', 'y')] # needs userspace support
+    l += [OptCheck('self_protection', 'clipos', 'EFI_DISABLE_PCI_DMA', 'y')]
     l += [OptCheck('self_protection', 'clipos', 'SLAB_MERGE_DEFAULT', 'is not set')] # slab_nomerge
     l += [OptCheck('self_protection', 'clipos', 'RANDOM_TRUST_BOOTLOADER', 'is not set')]
     l += [OptCheck('self_protection', 'clipos', 'RANDOM_TRUST_CPU', 'is not set')]
@@ -431,7 +432,6 @@ def construct_checklist(l, arch):
         l += [OptCheck('cut_attack_surface', 'kspp', 'LEGACY_VSYSCALL_NONE', 'y')] # 'vsyscall=none'
 
     # 'cut_attack_surface', 'grsecurity'
-    l += [OptCheck('cut_attack_surface', 'grsecurity', 'X86_PTDUMP', 'is not set')]
     l += [OptCheck('cut_attack_surface', 'grsecurity', 'ZSMALLOC_STAT', 'is not set')]
     l += [OptCheck('cut_attack_surface', 'grsecurity', 'PAGE_OWNER', 'is not set')]
     l += [OptCheck('cut_attack_surface', 'grsecurity', 'DEBUG_KMEMLEAK', 'is not set')]
@@ -449,18 +449,16 @@ def construct_checklist(l, arch):
     l += [OptCheck('cut_attack_surface', 'grsecurity', 'DEVPORT', 'is not set')] # refers to LOCKDOWN
     l += [OptCheck('cut_attack_surface', 'grsecurity', 'DEBUG_FS', 'is not set')] # refers to LOCKDOWN
     l += [OptCheck('cut_attack_surface', 'grsecurity', 'NOTIFIER_ERROR_INJECTION','is not set')]
+    l += [AND(OptCheck('cut_attack_surface', 'grsecurity', 'X86_PTDUMP', 'is not set'),
+              OptCheck('cut_attack_surface', 'my', 'PTDUMP_DEBUGFS', 'is not set'))]
 
     # 'cut_attack_surface', 'maintainer'
     l += [OptCheck('cut_attack_surface', 'maintainer', 'DRM_LEGACY', 'is not set')]
     l += [OptCheck('cut_attack_surface', 'maintainer', 'FB', 'is not set')]
     l += [OptCheck('cut_attack_surface', 'maintainer', 'VT', 'is not set')]
 
-    # 'cut_attack_surface', 'lockdown'
-    l += [OptCheck('cut_attack_surface', 'lockdown', 'ACPI_TABLE_UPGRADE', 'is not set')] # refers to LOCKDOWN
-    l += [OptCheck('cut_attack_surface', 'lockdown', 'X86_IOPL_IOPERM', 'is not set')] # refers to LOCKDOWN
-    l += [OptCheck('cut_attack_surface', 'lockdown', 'EFI_TEST', 'is not set')] # refers to LOCKDOWN
-    l += [OptCheck('cut_attack_surface', 'lockdown', 'BPF_SYSCALL', 'is not set')] # refers to LOCKDOWN
-    l += [OptCheck('cut_attack_surface', 'lockdown', 'MMIOTRACE_TEST', 'is not set')] # refers to LOCKDOWN
+    # 'cut_attack_surface', 'grapheneos'
+    l += [OptCheck('cut_attack_surface', 'grapheneos', 'AIO', 'is not set')]
 
     # 'cut_attack_surface', 'clipos'
     l += [OptCheck('cut_attack_surface', 'clipos', 'STAGING', 'is not set')]
@@ -473,13 +471,18 @@ def construct_checklist(l, arch):
     l += [OptCheck('cut_attack_surface', 'clipos', 'USER_NS', 'is not set')] # user.max_user_namespaces=0
     l += [OptCheck('cut_attack_surface', 'clipos', 'X86_MSR', 'is not set')] # refers to LOCKDOWN
     l += [OptCheck('cut_attack_surface', 'clipos', 'X86_CPUID', 'is not set')]
+    l += [OptCheck('cut_attack_surface', 'clipos', 'IO_URING', 'is not set')]
+    l += [OptCheck('cut_attack_surface', 'clipos', 'X86_IOPL_IOPERM', 'is not set')] # refers to LOCKDOWN
     l += [AND(OptCheck('cut_attack_surface', 'clipos', 'LDISC_AUTOLOAD', 'is not set'),
               PresenceCheck('LDISC_AUTOLOAD'))]
     if arch in ('X86_64', 'X86_32'):
         l += [OptCheck('cut_attack_surface', 'clipos', 'X86_INTEL_TSX_MODE_OFF', 'y')] # tsx=off
 
-    # 'cut_attack_surface', 'grapheneos'
-    l += [OptCheck('cut_attack_surface', 'grapheneos', 'AIO', 'is not set')]
+    # 'cut_attack_surface', 'lockdown'
+    l += [OptCheck('cut_attack_surface', 'lockdown', 'ACPI_TABLE_UPGRADE', 'is not set')] # refers to LOCKDOWN
+    l += [OptCheck('cut_attack_surface', 'lockdown', 'EFI_TEST', 'is not set')] # refers to LOCKDOWN
+    l += [OptCheck('cut_attack_surface', 'lockdown', 'BPF_SYSCALL', 'is not set')] # refers to LOCKDOWN
+    l += [OptCheck('cut_attack_surface', 'lockdown', 'MMIOTRACE_TEST', 'is not set')] # refers to LOCKDOWN
 
     # 'cut_attack_surface', 'my'
     l += [OptCheck('cut_attack_surface', 'my', 'MMIOTRACE', 'is not set')] # refers to LOCKDOWN (permissive)
@@ -492,7 +495,10 @@ def construct_checklist(l, arch):
     l += [OptCheck('cut_attack_surface', 'my', 'INPUT_EVBUG', 'is not set')] # Can be used as a keylogger
 
     # 'userspace_hardening'
-    l += [OptCheck('userspace_hardening', 'defconfig', 'INTEGRITY', 'y')]
+    if arch in ('X86_64', 'ARM64', 'X86_32'):
+        l += [OptCheck('userspace_hardening', 'defconfig', 'INTEGRITY', 'y')]
+    if arch == 'ARM':
+        l += [OptCheck('userspace_hardening', 'my', 'INTEGRITY', 'y')]
     if arch in ('ARM', 'X86_32'):
         l += [OptCheck('userspace_hardening', 'defconfig', 'VMSPLIT_3G', 'y')]
     if arch in ('X86_64', 'ARM64'):