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ax25: enforce CAP_NET_RAW for raw sockets 

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>
This commit is contained in:
Ori Nimron 2019-09-20 09:35:47 +02:00 committed by David S. Miller
parent 6cc03e8aa3
commit 0614e2b737
1 changed files with 2 additions and 0 deletions
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2
net/ax25/af_ax25.c
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@ -855,6 +855,8 @@ static int ax25_create(struct net *net, struct socket *sock, int protocol,
break; break;
case SOCK_RAW: case SOCK_RAW:
if (!capable(CAP_NET_RAW))
return -EPERM;
break; break;
default: default:
return -ESOCKTNOSUPPORT; return -ESOCKTNOSUPPORT;