diff options
| author | David S. Miller <davem@davemloft.net> | 2015-12-15 15:39:08 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-01-22 20:34:55 -0800 |
| commit | f32e7aeb2d4e7b6427dc0ab630b851eed38b6d0a (patch) | |
| tree | cba0f5396b545ea8f6822274840db226ee5c2e88 | |
| parent | 0b21a04d1ff604297995fe4a21bde8ba7333d42c (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: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -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 316dd4e0af39..cd7d93d3ef7a 100644 --- a/net/bluetooth/sco.c +++ b/net/bluetooth/sco.c @@ -459,6 +459,9 @@ 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) { |