From: Alexander Popov <alex.popov@linux.com>
Date: Sat, 13 Aug 2022 19:31:15 +0000 (+0300)
Subject: SECURITY_DMESG_RESTRICT is more about cutting attack surface
X-Git-Tag: v0.6.1~117
X-Git-Url: https://jxself.org/git/?a=commitdiff_plain;h=2b7a15dd055e30baeed5d285711415cebaf39086;hp=b51a69791b0a9e7807ad04118748d60ae67b0f4c;p=kconfig-hardened-check.git

SECURITY_DMESG_RESTRICT is more about cutting attack surface
---

diff --git a/kconfig_hardened_check/__init__.py b/kconfig_hardened_check/__init__.py
index 58028f8..1b26a25 100644
--- a/kconfig_hardened_check/__init__.py
+++ b/kconfig_hardened_check/__init__.py
@@ -378,7 +378,6 @@ def add_kconfig_checks(l, arch):
         l += [KconfigCheck('self_protection', 'defconfig', 'HARDEN_BRANCH_HISTORY', 'y')]
 
     # 'self_protection', 'kspp'
-    l += [KconfigCheck('self_protection', 'kspp', 'SECURITY_DMESG_RESTRICT', 'y')]
     l += [KconfigCheck('self_protection', 'kspp', 'BUG_ON_DATA_CORRUPTION', 'y')]
     l += [KconfigCheck('self_protection', 'kspp', 'DEBUG_WX', 'y')]
     l += [KconfigCheck('self_protection', 'kspp', 'SCHED_STACK_END_CHECK', 'y')]
@@ -515,6 +514,7 @@ def add_kconfig_checks(l, arch):
                  devmem_not_set)] # refers to LOCKDOWN
 
     # 'cut_attack_surface', 'kspp'
+    l += [KconfigCheck('cut_attack_surface', 'kspp', 'SECURITY_DMESG_RESTRICT', 'y')]
     l += [KconfigCheck('cut_attack_surface', 'kspp', 'ACPI_CUSTOM_METHOD', 'is not set')] # refers to LOCKDOWN
     l += [KconfigCheck('cut_attack_surface', 'kspp', 'COMPAT_BRK', 'is not set')]
     l += [KconfigCheck('cut_attack_surface', 'kspp', 'DEVKMEM', 'is not set')] # refers to LOCKDOWN