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
......@@ -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)
......
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