Require one of major LSMs implementing MAC

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

diff --git a/kconfig_hardened_check/checks.py b/kconfig_hardened_check/checks.py
index 60841e2fc12a8935e65ec0228d00e0609d8045dc..b24b9f8323cb59de2efeada437664fd0f1fa2bf2 100644 (file)
--- a/kconfig_hardened_check/checks.py
+++ b/kconfig_hardened_check/checks.py
@@ -253,9 +253,9 @@ def add_kconfig_checks(l, arch):
 
     # 'security_policy'
     if arch in ('X86_64', 'ARM64', 'X86_32'):
-        l += [KconfigCheck('security_policy', 'defconfig', 'SECURITY', 'y')] # and choose your favourite LSM
+        l += [KconfigCheck('security_policy', 'defconfig', 'SECURITY', 'y')]
     if arch == 'ARM':
-        l += [KconfigCheck('security_policy', 'kspp', 'SECURITY', 'y')] # and choose your favourite LSM
+        l += [KconfigCheck('security_policy', 'kspp', 'SECURITY', 'y')]
     l += [KconfigCheck('security_policy', 'kspp', 'SECURITY_YAMA', 'y')]
     l += [KconfigCheck('security_policy', 'kspp', 'SECURITY_LANDLOCK', 'y')]
     l += [KconfigCheck('security_policy', 'kspp', 'SECURITY_SELINUX_DISABLE', 'is not set')]
@@ -265,6 +265,10 @@ def add_kconfig_checks(l, arch):
     l += [KconfigCheck('security_policy', 'kspp', 'SECURITY_LOCKDOWN_LSM_EARLY', 'y')]
     l += [KconfigCheck('security_policy', 'kspp', 'LOCK_DOWN_KERNEL_FORCE_CONFIDENTIALITY', 'y')]
     l += [KconfigCheck('security_policy', 'kspp', 'SECURITY_WRITABLE_HOOKS', 'is not set')] # refers to SECURITY_SELINUX_DISABLE
+    l += [OR(KconfigCheck('security_policy', 'my', 'SECURITY_SELINUX', 'y'),
+             KconfigCheck('security_policy', 'my', 'SECURITY_APPARMOR', 'y'),
+             KconfigCheck('security_policy', 'my', 'SECURITY_SMACK', 'y'),
+             KconfigCheck('security_policy', 'my', 'SECURITY_TOMOYO', 'y'))] # one of major LSMs implementing MAC
 
     # 'cut_attack_surface', 'defconfig'
     l += [KconfigCheck('cut_attack_surface', 'defconfig', 'SECCOMP', 'y')]
@@ -390,6 +394,7 @@ def add_kconfig_checks(l, arch):
     l += [KconfigCheck('cut_attack_surface', 'my', 'INPUT_EVBUG', 'is not set')] # Can be used as a keylogger
     l += [KconfigCheck('cut_attack_surface', 'my', 'KGDB', 'is not set')]
     l += [KconfigCheck('cut_attack_surface', 'my', 'AIO', 'is not set')]
+    l += [KconfigCheck('cut_attack_surface', 'my', 'CORESIGHT', 'is not set')]
     l += [OR(KconfigCheck('cut_attack_surface', 'my', 'TRIM_UNUSED_KSYMS', 'y'),
              modules_not_set)]
 
@@ -544,6 +549,9 @@ def add_cmdline_checks(l, arch):
     # 'cut_attack_surface', 'my'
     l += [CmdlineCheck('cut_attack_surface', 'my', 'sysrq_always_enabled', 'is not set')]
 
+    # 'harden_userspace'
+    l += [CmdlineCheck('harden_userspace', 'defconfig', 'norandmaps', 'is not set')]
+
 
 no_kstrtobool_options = [
     'debugfs', # See debugfs_kernel() in fs/debugfs/inode.c