diff options
| author | Ori Nimron <orinimron123@gmail.com> | 2019-09-20 09:35:47 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-10-05 12:30:15 +0200 |
| commit | 73b8d26c842a5a3be34a321beab1f97939d9794b (patch) | |
| tree | d359c3f3295d57266cb37cfbba454bc418bc7c59 /net/ax25 | |
| parent | 08d2af9358c1937acf97417dba9a03a40149c4d2 (diff) | |
ax25: enforce CAP_NET_RAW for raw sockets
[ Upstream commit 0614e2b73768b502fc32a75349823356d98aae2c ]
When creating a raw AF_AX25 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>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net/ax25')
| -rw-r--r-- | net/ax25/af_ax25.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/net/ax25/af_ax25.c b/net/ax25/af_ax25.c index 2772f6a13fcb..de55a3f001dc 100644 --- a/net/ax25/af_ax25.c +++ b/net/ax25/af_ax25.c @@ -859,6 +859,8 @@ static int ax25_create(struct net *net, struct socket *sock, int protocol, break; case SOCK_RAW: + if (!capable(CAP_NET_RAW)) + return -EPERM; break; default: return -ESOCKTNOSUPPORT; |