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Subject[PATCH] [211/223] econet: fix CVE-2010-3850
Date
2.6.35-longterm review patch.  If anyone has any objections, please let me know.

------------------
From: Phil Blundell <philb@gnu.org>

commit 16c41745c7b92a243d0874f534c1655196c64b74 upstream.

Add missing check for capable(CAP_NET_ADMIN) in SIOCSIFADDR operation.

Signed-off-by: Phil Blundell <philb@gnu.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Andi Kleen <ak@linux.intel.com>

---
net/econet/af_econet.c | 3 +++
1 file changed, 3 insertions(+)

Index: linux/net/econet/af_econet.c
===================================================================
--- linux.orig/net/econet/af_econet.c
+++ linux/net/econet/af_econet.c
@@ -661,6 +661,9 @@ static int ec_dev_ioctl(struct socket *s
err = 0;
switch (cmd) {
case SIOCSIFADDR:
+ if (!capable(CAP_NET_ADMIN))
+ return -EPERM;
+
edev = dev->ec_ptr;
if (edev == NULL) {
/* Magic up a new one. */

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