Commit b91ee4aa authored by Ori Nimron's avatar Ori Nimron Committed by David S. Miller
Browse files

mISDN: enforce CAP_NET_RAW for raw sockets 



When creating a raw AF_ISDN socket, CAP_NET_RAW needs to be checked
first.

Signed-off-by: default avatarOri Nimron <orinimron123@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 3d66b89c

drivers/isdn/mISDN/socket.c

+2 −0
Original line number Diff line number Diff line
@@ -754,6 +754,8 @@ base_sock_create(struct net *net, struct socket *sock, int protocol, int kern) 


	if (sock->type != SOCK_RAW)

		return -ESOCKTNOSUPPORT;

	if (!capable(CAP_NET_RAW))

		return -EPERM;



	sk = sk_alloc(net, PF_ISDN, GFP_KERNEL, &mISDN_proto, kern);

	if (!sk)