Thread (3 messages) flat view 3 messages, 2 authors, 2016-06-09

Re: [PATCH] iucv: properly clone LSM attributes to newly created child sockets

From: Paul Moore <hidden>
Date: 2016-06-09 13:01:52
Also in: selinux

On Thu, Jun 9, 2016 at 8:59 AM, Paul Moore [off-list ref] wrote:
From: Paul Moore <paul@paul-moore.com>

Much like we had to do for AF_BLUETOOTH and AF_ALG, make sure we
properly clone the parent socket's LSM attributes to newly created
child sockets.

Signed-off-by: Paul Moore <paul@paul-moore.com>
---
 net/iucv/af_iucv.c |    5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
Another small, and obvious, fix so I'm going to merge it into
selinux#next now, but if anyone has an objection please let me know.
quoted hunk ↗ jump to hunk
diff --git a/net/iucv/af_iucv.c b/net/iucv/af_iucv.c
index fc3598a..a0d1e36 100644
--- a/net/iucv/af_iucv.c
+++ b/net/iucv/af_iucv.c
@@ -22,6 +22,7 @@
 #include <linux/skbuff.h>
 #include <linux/init.h>
 #include <linux/poll.h>
+#include <linux/security.h>
 #include <net/sock.h>
 #include <asm/ebcdic.h>
 #include <asm/cpcmd.h>
@@ -530,8 +531,10 @@ static void iucv_sock_close(struct sock *sk)

 static void iucv_sock_init(struct sock *sk, struct sock *parent)
 {
-       if (parent)
+       if (parent) {
                sk->sk_type = parent->sk_type;
+               security_sk_clone(parent, sk);
+       }
 }

 static struct sock *iucv_sock_alloc(struct socket *sock, int proto, gfp_t prio, int kern)
-- 
paul moore
security @ redhat
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