diff options
| author | David S. Miller <davem@davemloft.net> | 2015-12-15 15:39:08 -0500 |
|---|---|---|
| committer | Ben Hutchings <ben@decadent.org.uk> | 2015-12-30 02:26:03 +0000 |
| commit | 805ce945362d9e496563c9885e7fde00cbd83635 (patch) | |
| tree | b474f4f71f08263963fb63a96cb1e3d68dcb9ae0 | |
| parent | 1e44aafdd1181dd5e5b0638f9d3498b73c4d89e9 (diff) | |
bluetooth: Validate socket address length in sco_sock_bind().
[ Upstream commit 5233252fce714053f0151680933571a2da9cbfb4 ]
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
| -rw-r--r-- | net/bluetooth/sco.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c index 2e80aee730b2..9f0e5a4e2583 100644 --- a/net/bluetooth/sco.c +++ b/net/bluetooth/sco.c @@ -475,6 +475,9 @@ static int sco_sock_bind(struct socket *sock, struct sockaddr *addr, int addr_le if (!addr || addr->sa_family != AF_BLUETOOTH) return -EINVAL; + if (addr_len < sizeof(struct sockaddr_sco)) + return -EINVAL; + lock_sock(sk); if (sk->sk_state != BT_OPEN) { |