if arch == 'ARM64':
l += [OptCheck('self_protection', 'defconfig', 'ARM64_PAN', 'y')]
l += [OptCheck('self_protection', 'defconfig', 'UNMAP_KERNEL_AT_EL0', 'y')]
- l += [OptCheck('self_protection', 'defconfig', 'HARDEN_EL2_VECTORS', 'y')]
+ l += [OR(OptCheck('self_protection', 'defconfig', 'HARDEN_EL2_VECTORS', 'y'),
+ VerCheck((5,9)))] # HARDEN_EL2_VECTORS was removed in v5.9
l += [OptCheck('self_protection', 'defconfig', 'RODATA_FULL_DEFAULT_ENABLED', 'y')]
l += [OptCheck('self_protection', 'defconfig', 'ARM64_PTR_AUTH', 'y')]
if arch in ('X86_64', 'ARM64'):
iommu_support_is_set)]
# 'self_protection', 'my'
- l += [OptCheck('self_protection', 'my', 'SLUB_DEBUG_ON', 'y')]
+ l += [OptCheck('self_protection', 'my', 'SLUB_DEBUG_ON', 'y')] # TODO: is it better to set that via kernel cmd?
l += [OptCheck('self_protection', 'my', 'RESET_ATTACK_MITIGATION', 'y')] # needs userspace support (systemd)
if arch == 'X86_64':
l += [AND(OptCheck('self_protection', 'my', 'AMD_IOMMU_V2', 'y'),
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 += [OptCheck('cut_attack_surface', 'clipos', 'ACPI_TABLE_UPGRADE', 'is not set')] # refers to LOCKDOWN
+ l += [OptCheck('cut_attack_surface', 'clipos', 'EFI_CUSTOM_SSDT_OVERLAYS', 'is not set')]
l += [AND(OptCheck('cut_attack_surface', 'clipos', 'LDISC_AUTOLOAD', 'is not set'),
PresenceCheck('LDISC_AUTOLOAD'))]
if arch in ('X86_64', 'X86_32'):