bluetooth: Validate socket address length in sco_sock_bind().

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2015-12-15 15:39:08 -05:00
parent 225734de70
commit 5233252fce

View File

@ -526,6 +526,9 @@ static int sco_sock_bind(struct socket *sock, struct sockaddr *addr,
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) {