l += [KconfigCheck('cut_attack_surface', 'a13xp0p0v', 'BLK_DEV_WRITE_MOUNTED', 'is not set')]
l += [OR(KconfigCheck('cut_attack_surface', 'a13xp0p0v', 'TRIM_UNUSED_KSYMS', 'y'),
modules_not_set)]
l += [KconfigCheck('cut_attack_surface', 'a13xp0p0v', 'BLK_DEV_WRITE_MOUNTED', 'is not set')]
l += [OR(KconfigCheck('cut_attack_surface', 'a13xp0p0v', 'TRIM_UNUSED_KSYMS', 'y'),
modules_not_set)]
+ l += [OR(KconfigCheck('cut_attack_surface', 'a13xp0p0v', 'MAGIC_SYSRQ_SERIAL', 'is not set'),
+ KconfigCheck('cut_attack_surface', 'a13xp0p0v', 'MAGIC_SYSRQ_DEFAULT_ENABLE', '0x0'))]
# vm.mmap_min_addr has a good value
# nosmt sysfs control file
# vm.mmap_rnd_bits=max (?)
# vm.mmap_min_addr has a good value
# nosmt sysfs control file
# vm.mmap_rnd_bits=max (?)
# abi.vsyscall32 (any value except 2)
# kernel.oops_limit (think about a proper value)
# kernel.warn_limit (think about a proper value)
# abi.vsyscall32 (any value except 2)
# kernel.oops_limit (think about a proper value)
# kernel.warn_limit (think about a proper value)
AND(KconfigCheck('cut_attack_surface', 'kspp', 'MODULES', 'is not set'),
have_kconfig))] # radical, but may be useful in some cases
AND(KconfigCheck('cut_attack_surface', 'kspp', 'MODULES', 'is not set'),
have_kconfig))] # radical, but may be useful in some cases
+ l += [OR(SysctlCheck('cut_attack_surface', 'a13xp0p0v', 'kernel.sysrq', '0'),
+ AND(KconfigCheck('cut_attack_surface', 'clipos', 'MAGIC_SYSRQ', 'is not set'),
+ have_kconfig))]
+
l += [SysctlCheck('harden_userspace', 'kspp', 'fs.protected_symlinks', '1')]
l += [SysctlCheck('harden_userspace', 'kspp', 'fs.protected_hardlinks', '1')]
l += [SysctlCheck('harden_userspace', 'kspp', 'fs.protected_fifos', '2')]
l += [SysctlCheck('harden_userspace', 'kspp', 'fs.protected_symlinks', '1')]
l += [SysctlCheck('harden_userspace', 'kspp', 'fs.protected_hardlinks', '1')]
l += [SysctlCheck('harden_userspace', 'kspp', 'fs.protected_fifos', '2')]