| From | Andi Kleen <> | Subject | [PATCH] [211/223] econet: fix CVE-2010-3850 | Date | Mon, 13 Dec 2010 00:48:38 +0100 (CET) |
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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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