Add the KSPP recommendation of SCHED_CORE

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

diff --git a/kconfig_hardened_check/__init__.py b/kconfig_hardened_check/__init__.py
index 48049736a7db58f7dea3427fcfd8d6675820b9c1..65c47e6276bcf8e0c2b56fbd40816596795e7863 100644 (file)
--- a/kconfig_hardened_check/__init__.py
+++ b/kconfig_hardened_check/__init__.py
@@ -14,6 +14,8 @@
 #    slab_nomerge
 #    page_alloc.shuffle=1
 #    iommu=force (does it help against DMA attacks?)
+#    iommu.passthrough=0
+#    iommu.strict=1
 #    slub_debug=FZ (slow)
 #    init_on_alloc=1 (since v5.3)
 #    init_on_free=1 (since v5.3, otherwise slub_debug=P and page_poison=1)
@@ -389,6 +391,7 @@ def add_kconfig_checks(l, arch):
     l += [KconfigCheck('self_protection', 'kspp', 'GCC_PLUGIN_LATENT_ENTROPY', 'y')]
     l += [KconfigCheck('self_protection', 'kspp', 'KFENCE', 'y')]
     l += [KconfigCheck('self_protection', 'kspp', 'WERROR', 'y')]
+    l += [KconfigCheck('self_protection', 'kspp', 'IOMMU_DEFAULT_DMA_STRICT', 'y')]
     randstruct_is_set = KconfigCheck('self_protection', 'kspp', 'GCC_PLUGIN_RANDSTRUCT', 'y')
     l += [randstruct_is_set]
     hardened_usercopy_is_set = KconfigCheck('self_protection', 'kspp', 'HARDENED_USERCOPY', 'y')
@@ -418,6 +421,7 @@ def add_kconfig_checks(l, arch):
         stackleak_is_set = KconfigCheck('self_protection', 'kspp', 'GCC_PLUGIN_STACKLEAK', 'y')
         l += [stackleak_is_set]
         l += [KconfigCheck('self_protection', 'kspp', 'RANDOMIZE_KSTACK_OFFSET_DEFAULT', 'y')]
+        l += [KconfigCheck('self_protection', 'kspp', 'SCHED_CORE', 'y')]
     if arch in ('X86_64', 'X86_32'):
         l += [KconfigCheck('self_protection', 'kspp', 'DEFAULT_MMAP_MIN_ADDR', '65536')]
     if arch in ('ARM64', 'ARM'):