From: Ben Hutchings <ben@decadent.org.uk>
Date: Wed, 19 Jun 2013 03:35:28 +0000 (+0100)
Subject: yama: Disable by default
X-Git-Tag: archive/raspbian/4.9.82-1+deb9u3+rpi1_jessie~8^2~111
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=a7422df73f73b54ead83cc0dd3cefa220735e443;p=linux-4.9.git

yama: Disable by default


Gbp-Pq: Topic debian
Gbp-Pq: Name yama-disable-by-default.patch
---

diff --git a/security/yama/yama_lsm.c b/security/yama/yama_lsm.c
index 0309f2111c70..d1bef16b7cb6 100644
--- a/security/yama/yama_lsm.c
+++ b/security/yama/yama_lsm.c
@@ -28,7 +28,7 @@
 #define YAMA_SCOPE_CAPABILITY	2
 #define YAMA_SCOPE_NO_ATTACH	3
 
-static int ptrace_scope = YAMA_SCOPE_RELATIONAL;
+static int ptrace_scope = YAMA_SCOPE_DISABLED;
 
 /* describe a ptrace relationship for potential exception */
 struct ptrace_relation {
@@ -470,7 +470,7 @@ static inline void yama_init_sysctl(void) { }
 
 void __init yama_add_hooks(void)
 {
-	pr_info("Yama: becoming mindful.\n");
+	pr_info("Yama: disabled by default; enable with sysctl kernel.yama.*\n");
 	security_add_hooks(yama_hooks, ARRAY_SIZE(yama_hooks));
 	yama_init_sysctl();
 }