SECURITY_WRITABLE_HOOKS and SECURITY_SELINUX_DISABLE mean the same

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

diff --git a/kconfig-hardened-check.py b/kconfig-hardened-check.py
index 548c154c42ad32ff8f56530fa279150724b27b51..5f12249033264479ed1acfa6f09d3c9d86ceeccb 100755 (executable)
--- a/kconfig-hardened-check.py
+++ b/kconfig-hardened-check.py
@@ -325,7 +325,7 @@ def construct_checklist(checklist, arch):
     checklist.append(OptCheck('SLAB_MERGE_DEFAULT',                    'is not set', 'clipos', 'self_protection')) # slab_nomerge
     checklist.append(AND(OptCheck('GCC_PLUGIN_RANDSTRUCT_PERFORMANCE', 'is not set', 'clipos', 'self_protection'), \
                          randstruct_is_set))
-    checklist.append(OptCheck('CONFIG_RANDOM_TRUST_BOOTLOADER',        'is not set', 'clipos', 'self_protection'))
+    checklist.append(OptCheck('RANDOM_TRUST_BOOTLOADER',               'is not set', 'clipos', 'self_protection'))
     checklist.append(OptCheck('RANDOM_TRUST_CPU',                      'is not set', 'clipos', 'self_protection'))
     if arch == 'X86_64' or arch == 'X86_32':
         checklist.append(AND(OptCheck('INTEL_IOMMU_SVM',                   'y', 'clipos', 'self_protection'), \
@@ -346,6 +346,8 @@ def construct_checklist(checklist, arch):
     if arch == 'ARM':
         checklist.append(OptCheck('SECURITY',                               'y', 'kspp', 'security_policy')) # and choose your favourite LSM
     checklist.append(OptCheck('SECURITY_YAMA',                          'y', 'kspp', 'security_policy'))
+    checklist.append(OR(OptCheck('SECURITY_WRITABLE_HOOKS',             'is not set', 'my', 'security_policy'), \
+                        OptCheck('SECURITY_SELINUX_DISABLE',            'is not set', 'kspp', 'security_policy')))
     checklist.append(OptCheck('SECURITY_LOCKDOWN_LSM',                  'y', 'clipos', 'security_policy'))
     checklist.append(OptCheck('SECURITY_LOCKDOWN_LSM_EARLY',            'y', 'clipos', 'security_policy'))
     checklist.append(OptCheck('LOCK_DOWN_KERNEL_FORCE_CONFIDENTIALITY', 'y', 'clipos', 'security_policy'))
@@ -354,7 +356,6 @@ def construct_checklist(checklist, arch):
     checklist.append(AND(OptCheck('SECURITY_LOADPIN_ENFORCE',           'y', 'my', 'security_policy'), \
                          loadpin_is_set))
     checklist.append(OptCheck('SECURITY_SAFESETID',                     'y', 'my', 'security_policy'))
-    checklist.append(OptCheck('SECURITY_WRITABLE_HOOKS',                'is not set', 'my', 'security_policy'))
 
     checklist.append(OptCheck('SECCOMP',              'y', 'defconfig', 'cut_attack_surface'))
     checklist.append(OptCheck('SECCOMP_FILTER',       'y', 'defconfig', 'cut_attack_surface'))
@@ -373,7 +374,7 @@ def construct_checklist(checklist, arch):
         checklist.append(OptCheck('LEGACY_VSYSCALL_NONE', 'y', 'kspp', 'cut_attack_surface')) # 'vsyscall=none'
     checklist.append(OptCheck('ACPI_CUSTOM_METHOD',   'is not set', 'kspp', 'cut_attack_surface')) # refers to LOCKDOWN
     checklist.append(OptCheck('COMPAT_BRK',           'is not set', 'kspp', 'cut_attack_surface'))
-    checklist.append(OptCheck('DEVKMEM',              'is not set', 'kspp', 'cut_attack_surface'))
+    checklist.append(OptCheck('DEVKMEM',              'is not set', 'kspp', 'cut_attack_surface')) # refers to LOCKDOWN
     checklist.append(OptCheck('COMPAT_VDSO',          'is not set', 'kspp', 'cut_attack_surface'))
     checklist.append(OptCheck('BINFMT_MISC',          'is not set', 'kspp', 'cut_attack_surface'))
     checklist.append(OptCheck('INET_DIAG',            'is not set', 'kspp', 'cut_attack_surface'))
@@ -393,7 +394,7 @@ def construct_checklist(checklist, arch):
     checklist.append(OptCheck('BINFMT_AOUT',             'is not set', 'grsecurity', 'cut_attack_surface'))
     checklist.append(OptCheck('KPROBES',                 'is not set', 'grsecurity', 'cut_attack_surface')) # refers to LOCKDOWN
     checklist.append(OptCheck('UPROBES',                 'is not set', 'grsecurity', 'cut_attack_surface'))
-    checklist.append(OptCheck('GENERIC_TRACER',          'is not set', 'grsecurity', 'cut_attack_surface'))
+    checklist.append(OptCheck('GENERIC_TRACER',          'is not set', 'grsecurity', 'cut_attack_surface')) # refers to LOCKDOWN
     checklist.append(OptCheck('PROC_VMCORE',             'is not set', 'grsecurity', 'cut_attack_surface'))
     checklist.append(OptCheck('PROC_PAGE_MONITOR',       'is not set', 'grsecurity', 'cut_attack_surface'))
     checklist.append(OptCheck('USELIB',                  'is not set', 'grsecurity', 'cut_attack_surface'))
@@ -406,8 +407,8 @@ def construct_checklist(checklist, arch):
     checklist.append(OptCheck('NOTIFIER_ERROR_INJECTION','is not set', 'grsecurity', 'cut_attack_surface'))
 
     checklist.append(OptCheck('ACPI_TABLE_UPGRADE',   'is not set', 'lockdown', 'cut_attack_surface')) # refers to LOCKDOWN
-    checklist.append(OptCheck('ACPI_APEI_EINJ',       'is not set', 'lockdown', 'cut_attack_surface')) # refers to LOCK_DOWN_KERNEL
-    checklist.append(OptCheck('PROFILING',            'is not set', 'lockdown', 'cut_attack_surface')) # refers to LOCK_DOWN_KERNEL
+    checklist.append(OptCheck('X86_IOPL_IOPERM',      'is not set', 'lockdown', 'cut_attack_surface')) # refers to LOCKDOWN
+    checklist.append(OptCheck('EFI_TEST',             'is not set', 'lockdown', 'cut_attack_surface')) # refers to LOCKDOWN
     checklist.append(OptCheck('BPF_SYSCALL',          'is not set', 'lockdown', 'cut_attack_surface')) # refers to LOCKDOWN
     checklist.append(OptCheck('MMIOTRACE_TEST',       'is not set', 'lockdown', 'cut_attack_surface')) # refers to LOCKDOWN
 
@@ -419,6 +420,8 @@ def construct_checklist(checklist, arch):
     checklist.append(OptCheck('MAGIC_SYSRQ',              'is not set', 'clipos', 'cut_attack_surface'))
     checklist.append(OptCheck('KEXEC_FILE',               'is not set', 'clipos', 'cut_attack_surface')) # refers to LOCKDOWN (permissive)
     checklist.append(OptCheck('USER_NS',                  'is not set', 'clipos', 'cut_attack_surface')) # user.max_user_namespaces=0
+    checklist.append(OptCheck('X86_MSR',                  'is not set', 'clipos', 'cut_attack_surface')) # refers to LOCKDOWN
+    checklist.append(OptCheck('X86_CPUID',                'is not set', 'clipos', 'cut_attack_surface'))
     checklist.append(AND(OptCheck('LDISC_AUTOLOAD',           'is not set', 'clipos', 'cut_attack_surface'), \
                          VerCheck((5, 1)))) # LDISC_AUTOLOAD can be disabled since v5.1
 
@@ -426,7 +429,7 @@ def construct_checklist(checklist, arch):
     checklist.append(OptCheck('LIVEPATCH',            'is not set', 'my', 'cut_attack_surface'))
     checklist.append(OptCheck('IP_DCCP',              'is not set', 'my', 'cut_attack_surface'))
     checklist.append(OptCheck('IP_SCTP',              'is not set', 'my', 'cut_attack_surface'))
-    checklist.append(OptCheck('FTRACE',               'is not set', 'my', 'cut_attack_surface'))
+    checklist.append(OptCheck('FTRACE',               'is not set', 'my', 'cut_attack_surface')) # refers to LOCKDOWN
     checklist.append(OptCheck('BPF_JIT',              'is not set', 'my', 'cut_attack_surface'))
     checklist.append(OptCheck('VIDEO_VIVID',          'is not set', 'my', 'cut_attack_surface'))