From: Alexander Popov <alex.popov@linux.com>
Date: Mon, 11 Jul 2022 05:59:37 +0000 (+0300)
Subject: Add vsyscall check
X-Git-Tag: v0.6.1~129
X-Git-Url: https://jxself.org/git/?a=commitdiff_plain;h=4ed45348708b3e9e2f9e7d430a3b0cc67e01de50;p=kconfig-hardened-check.git

Add vsyscall check
---

diff --git a/kconfig_hardened_check/__init__.py b/kconfig_hardened_check/__init__.py
index ddfc7af..30c9f3a 100644
--- a/kconfig_hardened_check/__init__.py
+++ b/kconfig_hardened_check/__init__.py
@@ -665,6 +665,12 @@ def add_cmdline_checks(l, arch):
                      CmdlineCheck('self_protection', 'kspp', 'randomize_kstack_offset', 'is not set')))]
     if arch in ('X86_64', 'X86_32'):
         l += [CmdlineCheck('self_protection', 'kspp', 'pti', 'on')]
+
+    if arch == 'X86_64':
+        l += [OR(CmdlineCheck('cut_attack_surface', 'kspp', 'vsyscall', 'none'),
+                 AND(KconfigCheck('cut_attack_surface', 'kspp', 'LEGACY_VSYSCALL_NONE', 'y'),
+                     CmdlineCheck('cut_attack_surface', 'kspp', 'vsyscall', 'is not set')))]
+
     # TODO: add other