- checklist.append(OptCheck('MODULE_SIG_FORCE', 'y', 'kspp', 'self_protection')) # refers to LOCK_DOWN_KERNEL
- checklist.append(OptCheck('HARDENED_USERCOPY_FALLBACK', 'is not set', 'kspp', 'self_protection'))
-
- checklist.append(OptCheck('GCC_PLUGIN_STACKLEAK', 'y', 'my', 'self_protection'))
- checklist.append(OptCheck('SLUB_DEBUG_ON', 'y', 'my', 'self_protection'))
- checklist.append(OptCheck('SECURITY_DMESG_RESTRICT', 'y', 'my', 'self_protection'))
- checklist.append(OptCheck('STATIC_USERMODEHELPER', 'y', 'my', 'self_protection')) # breaks systemd?
- checklist.append(OptCheck('PAGE_POISONING_NO_SANITY', 'is not set', 'my', 'self_protection'))
- checklist.append(OptCheck('PAGE_POISONING_ZERO', 'is not set', 'my', 'self_protection'))
-
- checklist.append(OptCheck('SECURITY', 'y', 'ubuntu18', 'security_policy'))
- checklist.append(OptCheck('SECURITY_YAMA', 'y', 'ubuntu18', 'security_policy'))
- checklist.append(OptCheck('SECURITY_SELINUX_DISABLE', 'is not set', 'ubuntu18', 'security_policy'))
-
- checklist.append(OptCheck('SECCOMP', 'y', 'ubuntu18', 'cut_attack_surface'))
- checklist.append(OptCheck('SECCOMP_FILTER', 'y', 'ubuntu18', 'cut_attack_surface'))
- checklist.append(OR(OptCheck('STRICT_DEVMEM', 'y', 'ubuntu18', 'cut_attack_surface'), \
- devmem_not_set)) # refers to LOCK_DOWN_KERNEL
- checklist.append(OptCheck('ACPI_CUSTOM_METHOD', 'is not set', 'ubuntu18', 'cut_attack_surface')) # refers to LOCK_DOWN_KERNEL
- checklist.append(OptCheck('COMPAT_BRK', 'is not set', 'ubuntu18', 'cut_attack_surface'))
- checklist.append(OptCheck('DEVKMEM', 'is not set', 'ubuntu18', 'cut_attack_surface'))
- checklist.append(OptCheck('COMPAT_VDSO', 'is not set', 'ubuntu18', 'cut_attack_surface'))
- checklist.append(OptCheck('X86_PTDUMP', 'is not set', 'ubuntu18', 'cut_attack_surface'))
- checklist.append(OptCheck('ZSMALLOC_STAT', 'is not set', 'ubuntu18', 'cut_attack_surface'))
- checklist.append(OptCheck('PAGE_OWNER', 'is not set', 'ubuntu18', 'cut_attack_surface'))
- checklist.append(OptCheck('DEBUG_KMEMLEAK', 'is not set', 'ubuntu18', 'cut_attack_surface'))
- checklist.append(OptCheck('BINFMT_AOUT', 'is not set', 'ubuntu18', 'cut_attack_surface'))
- checklist.append(OptCheck('MMIOTRACE_TEST', 'is not set', 'ubuntu18', 'cut_attack_surface')) # refers to LOCK_DOWN_KERNEL
-
+ hardened_usercopy_is_set = OptCheck('HARDENED_USERCOPY', 'y', 'kspp', 'self_protection')
+ checklist.append(hardened_usercopy_is_set)
+ checklist.append(AND(OptCheck('HARDENED_USERCOPY_FALLBACK', 'is not set', 'kspp', 'self_protection'), \
+ hardened_usercopy_is_set))
+ checklist.append(OR(OptCheck('MODULE_SIG', 'y', 'kspp', 'self_protection'), \
+ modules_not_set))
+ checklist.append(OR(OptCheck('MODULE_SIG_ALL', 'y', 'kspp', 'self_protection'), \
+ modules_not_set))
+ checklist.append(OR(OptCheck('MODULE_SIG_SHA512', 'y', 'kspp', 'self_protection'), \
+ modules_not_set))
+ checklist.append(OR(OptCheck('MODULE_SIG_FORCE', 'y', 'kspp', 'self_protection'), \
+ modules_not_set)) # refers to LOCK_DOWN_KERNEL
+ checklist.append(OR(OptCheck('INIT_STACK_ALL', 'y', 'kspp', 'self_protection'), \
+ OptCheck('GCC_PLUGIN_STRUCTLEAK_BYREF_ALL', 'y', 'kspp', 'self_protection')))
+ checklist.append(OptCheck('INIT_ON_ALLOC_DEFAULT_ON', 'y', 'kspp', 'self_protection'))
+ checklist.append(OR(OptCheck('INIT_ON_FREE_DEFAULT_ON', 'y', 'kspp', 'self_protection'), \
+ OptCheck('PAGE_POISONING', 'y', 'kspp', 'self_protection'))) # before v5.3
+ if arch == 'X86_64' or arch == 'ARM64' or arch == 'X86_32':
+ stackleak_is_set = OptCheck('GCC_PLUGIN_STACKLEAK', 'y', 'kspp', 'self_protection')
+ checklist.append(stackleak_is_set)
+ checklist.append(AND(OptCheck('STACKLEAK_METRICS', 'is not set', 'clipos', 'self_protection'), \
+ stackleak_is_set))
+ checklist.append(AND(OptCheck('STACKLEAK_RUNTIME_DISABLE', 'is not set', 'clipos', 'self_protection'), \
+ stackleak_is_set))
+ if arch == 'X86_64' or arch == 'X86_32':
+ checklist.append(OptCheck('DEFAULT_MMAP_MIN_ADDR', '65536', 'kspp', 'self_protection'))
+ if arch == 'X86_32':
+ checklist.append(OptCheck('HIGHMEM64G', 'y', 'kspp', 'self_protection'))
+ checklist.append(OptCheck('X86_PAE', 'y', 'kspp', 'self_protection'))
+ if arch == 'ARM64':
+ checklist.append(OptCheck('ARM64_SW_TTBR0_PAN', 'y', 'kspp', 'self_protection'))
+ if arch == 'ARM64' or arch == 'ARM':
+ checklist.append(OptCheck('SYN_COOKIES', 'y', 'kspp', 'self_protection')) # another reason?
+ checklist.append(OptCheck('DEFAULT_MMAP_MIN_ADDR', '32768', 'kspp', 'self_protection'))
+
+ checklist.append(OptCheck('SECURITY_DMESG_RESTRICT', 'y', 'clipos', 'self_protection'))
+ checklist.append(OptCheck('DEBUG_VIRTUAL', 'y', 'clipos', 'self_protection'))
+ checklist.append(OptCheck('STATIC_USERMODEHELPER', 'y', 'clipos', 'self_protection')) # needs userspace support (systemd)
+ 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'))
+ if arch == 'X86_64' or arch == 'X86_32':
+ checklist.append(OptCheck('RANDOM_TRUST_CPU', 'is not set', 'clipos', 'self_protection'))
+ checklist.append(AND(OptCheck('INTEL_IOMMU_SVM', 'y', 'clipos', 'self_protection'), \
+ iommu_support_is_set))
+ checklist.append(AND(OptCheck('INTEL_IOMMU_DEFAULT_ON', 'y', 'clipos', 'self_protection'), \
+ iommu_support_is_set))
+
+ checklist.append(OptCheck('SLUB_DEBUG_ON', 'y', 'my', 'self_protection'))
+ checklist.append(OptCheck('RESET_ATTACK_MITIGATION', 'y', 'my', 'self_protection')) # needs userspace support (systemd)
+ if arch == 'X86_64':
+ checklist.append(AND(OptCheck('AMD_IOMMU_V2', 'y', 'my', 'self_protection'), \
+ iommu_support_is_set))
+ if arch == 'X86_32':
+ checklist.append(OptCheck('PAGE_TABLE_ISOLATION', 'y', 'my', 'self_protection'))
+
+ if arch == 'X86_64' or arch == 'ARM64' or arch == 'X86_32':
+ checklist.append(OptCheck('SECURITY', 'y', 'defconfig', 'security_policy')) # and choose your favourite LSM
+ 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'))
+ loadpin_is_set = OptCheck('SECURITY_LOADPIN', 'y', 'my', 'security_policy') # needs userspace support
+ checklist.append(loadpin_is_set)
+ checklist.append(AND(OptCheck('SECURITY_LOADPIN_ENFORCE', 'y', 'my', 'security_policy'), \
+ loadpin_is_set))
+ checklist.append(OptCheck('SECURITY_LOCKDOWN_LSM', 'y', 'my', 'security_policy'))
+ checklist.append(OptCheck('SECURITY_LOCKDOWN_LSM_EARLY', 'y', 'my', 'security_policy'))
+ checklist.append(OptCheck('LOCK_DOWN_KERNEL_FORCE_CONFIDENTIALITY', 'y', 'my', 'security_policy'))
+ 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'))
+ if arch == 'X86_64' or arch == 'ARM64' or arch == 'X86_32':
+ checklist.append(OR(OptCheck('STRICT_DEVMEM', 'y', 'defconfig', 'cut_attack_surface'), \
+ devmem_not_set)) # refers to LOCK_DOWN_KERNEL
+
+ checklist.append(modules_not_set)
+ checklist.append(devmem_not_set)