diff options
| author | Phil Blundell <philb@gnu.org> | 2010-11-24 11:49:53 -0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-12-09 13:33:31 -0800 |
| commit | 29d0e9fdced7e35db2ac8ecea49e5bc3c7115b98 (patch) | |
| tree | 18f6aa0e9b5374a13d1233893db6f61a53e9769f /net | |
| parent | 3ca62aac185300f80dad0e412c1033d2ef8a1b44 (diff) | |
econet: fix CVE-2010-3850
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>
Diffstat (limited to 'net')
| -rw-r--r-- | net/econet/af_econet.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/net/econet/af_econet.c b/net/econet/af_econet.c index 13bc40f47a50..cc51380b9409 100644 --- a/net/econet/af_econet.c +++ b/net/econet/af_econet.c @@ -661,6 +661,9 @@ static int ec_dev_ioctl(struct socket *sock, unsigned int cmd, void __user *arg) 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. */ |