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| author | Ori Nimron <orinimron123@gmail.com> | 2019-09-20 09:35:47 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-10-05 13:13:21 +0200 |
| commit | faf60340e231912707088c5b7b7bb9e78e2123c6 (patch) | |
| tree | 3a067af77c0befafb45486b65c0d85b8b8d34940 /net | |
| parent | ef03ebc40bc8b39f751ea5a6f041e85aeaa4315a (diff) | |
| download | linux-stable-faf60340e231912707088c5b7b7bb9e78e2123c6.tar.gz linux-stable-faf60340e231912707088c5b7b7bb9e78e2123c6.tar.bz2 linux-stable-faf60340e231912707088c5b7b7bb9e78e2123c6.zip | |
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')
| -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 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; |