1 files changed, 6 insertions, 0 deletions

diff --git a/kernel/audit.c b/kernel/audit.c
index ea3b7b6191c7..7b7268e3073b 100644
--- a/kernel/audit.c
+++ b/kernel/audit.c
@@ -61,6 +61,7 @@
 #include <linux/netlink.h>
 #include <linux/freezer.h>
 #include <linux/tty.h>
+#include <linux/pid_namespace.h>
 
 #include "audit.h"
 
@@ -588,6 +589,11 @@ static int audit_netlink_ok(struct sk_buff *skb, u16 msg_type)
 {
         int err = 0;
 
+        /* Only support the initial namespaces for now. */
+        if ((current_user_ns() != &init_user_ns) ||
+            (task_active_pid_ns(current) != &init_pid_ns))
+                return -EPERM;
+
         switch (msg_type) {
         case AUDIT_GET:
         case AUDIT_LIST: