From 60417eb581e21ac869917b40fbd9e511acc1ebf6 Mon Sep 17 00:00:00 2001 From: Alexander Popov Date: Mon, 3 Jun 2019 20:38:17 +0300 Subject: [PATCH] Attribute some of my recommendations to CLIP OS They have a bigger authority :) Refers to the issue #19 by @HacKurx --- kconfig-hardened-check.py | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/kconfig-hardened-check.py b/kconfig-hardened-check.py index 777f8db..e10c345 100755 --- a/kconfig-hardened-check.py +++ b/kconfig-hardened-check.py @@ -240,7 +240,11 @@ def construct_checklist(arch): 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('LOCK_DOWN_KERNEL', 'y', 'clipos', 'self_protection')) # remember about LOCK_DOWN_MANDATORY + 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)) if debug_mode or arch == 'X86_64' or arch == 'X86_32': @@ -268,13 +272,9 @@ def construct_checklist(arch): stackleak_is_set)) checklist.append(AND(OptCheck('STACKLEAK_RUNTIME_DISABLE','is not set', 'my', 'self_protection'), \ stackleak_is_set)) - checklist.append(OptCheck('LOCK_DOWN_KERNEL', 'y', 'my', 'self_protection')) # remember about LOCK_DOWN_MANDATORY 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')) # needs userspace support (systemd) checklist.append(OptCheck('SECURITY_LOADPIN', 'y', 'my', 'self_protection')) # needs userspace support checklist.append(OptCheck('RESET_ATTACK_MITIGATION', 'y', 'my', 'self_protection')) # needs userspace support (systemd) - checklist.append(OptCheck('SLAB_MERGE_DEFAULT', 'is not set', 'my', 'self_protection')) # slab_nomerge checklist.append(AND(OptCheck('PAGE_POISONING_NO_SANITY', 'is not set', 'my', 'self_protection'), \ page_poisoning_is_set)) checklist.append(AND(OptCheck('PAGE_POISONING_ZERO', 'is not set', 'my', 'self_protection'), \ @@ -351,9 +351,9 @@ def construct_checklist(arch): checklist.append(OptCheck('KALLSYMS', 'is not set', 'clipos', 'cut_attack_surface')) checklist.append(OptCheck('X86_VSYSCALL_EMULATION', 'is not set', 'clipos', 'cut_attack_surface')) checklist.append(OptCheck('MAGIC_SYSRQ', 'is not set', 'clipos', 'cut_attack_surface')) + checklist.append(OptCheck('KEXEC_FILE', 'is not set', 'clipos', 'cut_attack_surface')) # refers to LOCK_DOWN_KERNEL (permissive) checklist.append(OptCheck('MMIOTRACE', 'is not set', 'my', 'cut_attack_surface')) # refers to LOCK_DOWN_KERNEL (permissive) - checklist.append(OptCheck('KEXEC_FILE', 'is not set', 'my', 'cut_attack_surface')) # refers to LOCK_DOWN_KERNEL (permissive) checklist.append(OptCheck('LIVEPATCH', 'is not set', 'my', 'cut_attack_surface')) checklist.append(OptCheck('USER_NS', 'is not set', 'my', 'cut_attack_surface')) # user.max_user_namespaces=0 checklist.append(OptCheck('IP_DCCP', 'is not set', 'my', 'cut_attack_surface')) -- 2.31.1