diff mbox series

[3/5] ax25: enforce CAP_NET_RAW for raw sockets

Message ID 20190920073549.517481-4-gregkh@linuxfoundation.org
State Accepted
Delegated to: David Miller
Headers show
Series Raw socket cleanups | expand

Commit Message

Greg Kroah-Hartman Sept. 20, 2019, 7:35 a.m. UTC 
From: Ori Nimron <orinimron123@gmail.com>

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>
---
 net/ax25/af_ax25.c | 2 ++
 1 file changed, 2 insertions(+)
diff mbox series

Patch

diff --git a/net/ax25/af_ax25.c b/net/ax25/af_ax25.c
index ca5207767dc2..bb222b882b67 100644
--- a/net/ax25/af_ax25.c
+++ b/net/ax25/af_ax25.c
@@ -855,6 +855,8 @@  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;