From: Ori Nimron orinimron123@gmail.com
[ Upstream commit e69dbd4619e7674c1679cba49afd9dd9ac347eef ]
When creating a raw AF_IEEE802154 socket, CAP_NET_RAW needs to be checked first.
Signed-off-by: Ori Nimron orinimron123@gmail.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org Acked-by: Stefan Schmidt stefan@datenfreihafen.org Signed-off-by: David S. Miller davem@davemloft.net Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- net/ieee802154/socket.c | 3 +++ 1 file changed, 3 insertions(+)
--- a/net/ieee802154/socket.c +++ b/net/ieee802154/socket.c @@ -1003,6 +1003,9 @@ static int ieee802154_create(struct net
switch (sock->type) { case SOCK_RAW: + rc = -EPERM; + if (!capable(CAP_NET_RAW)) + goto out; proto = &ieee802154_raw_prot; ops = &ieee802154_raw_ops; break;