diff options
| author | Ori Nimron <orinimron123@gmail.com> | 2019-09-20 09:35:47 +0200 |
|---|---|---|
| committer | Ben Hutchings <ben@decadent.org.uk> | 2019-11-15 00:56:54 +0000 |
| commit | 2c675dab816278a1724c1e93b384c2f05a11cb31 (patch) | |
| tree | 0b1d0bcc2f7b655c7531cec86080868c4d2e9d0e | |
| parent | 2389a6543a1c2b3bd1ab5dae04d23c3ed9c95752 (diff) | |
ax25: enforce CAP_NET_RAW for raw sockets
commit 0614e2b73768b502fc32a75349823356d98aae2c upstream.
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: Ben Hutchings <ben@decadent.org.uk>
| -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 1428c3ff3341..78f02c2de17c 100644 --- a/net/ax25/af_ax25.c +++ b/net/ax25/af_ax25.c @@ -853,6 +853,8 @@ 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; |