Add a check for X86_USER_SHADOW_STACK

This should close #114

diff --git a/kernel_hardening_checker/checks.py b/kernel_hardening_checker/checks.py
index 5aff75e221f792e5a6e9b2e6910025b7626eae95..21f4d2f5316fa6a8090037af5e7b314c8965db45 100644 (file)
--- a/kernel_hardening_checker/checks.py
+++ b/kernel_hardening_checker/checks.py
@@ -400,6 +400,8 @@ def add_kconfig_checks(l, arch):
     l += [KconfigCheck('cut_attack_surface', 'a13xp0p0v', 'MODULE_FORCE_LOAD', 'is not set')]
 
     # 'harden_userspace'
+    if arch == 'X86_64':
+        l += [KconfigCheck('harden_userspace', 'defconfig', 'X86_USER_SHADOW_STACK', 'y')]
     if arch == 'ARM64':
         l += [KconfigCheck('harden_userspace', 'defconfig', 'ARM64_PTR_AUTH', 'y')]
         l += [KconfigCheck('harden_userspace', 'defconfig', 'ARM64_BTI', 'y')]