[PATCH V5 09/13] fork: audit on creation of new namespace(s)

[Richard Guy Briggs]

When clone(2) is called to fork a new process creating one or more namespaces,
audit the event to tie the new pid with the namespace IDs.

Signed-off-by: Richard Guy Briggs
---
 kernel/fork.c    |    3 +++
 kernel/nsproxy.c |    1 +
 2 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/kernel/fork.c b/kernel/fork.c
index 6a13c46..a7fe4d5 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -1624,6 +1624,9 @@ long do_fork(unsigned long clone_flags,
 			get_task_struct(p);
 		}
 
+		if (unlikely(clone_flags & CLONE_NEW_MASK)) {
+			audit_log_ns_info(p);
+		}
 		wake_up_new_task(p);
 
 		/* forking complete and child started to run, tell ptracer */
diff --git a/kernel/nsproxy.c b/kernel/nsproxy.c
index 0c2f25e..2cdc16b 100644
--- a/kernel/nsproxy.c
+++ b/kernel/nsproxy.c
@@ -25,6 +25,7 @@
 #include <linux/proc_ns.h>
 #include <linux/file.h>
 #include <linux/syscalls.h>
+#include <linux/audit.h>
 
 static struct kmem_cache *nsproxy_cachep;
 
-- 
1.7.1