28 lines
790 B
Diff
28 lines
790 B
Diff
From 5233252fce714053f0151680933571a2da9cbfb4 Mon Sep 17 00:00:00 2001
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From: "David S. Miller" <davem@davemloft.net>
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Date: Tue, 15 Dec 2015 15:39:08 -0500
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Subject: [PATCH] bluetooth: Validate socket address length in sco_sock_bind().
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Signed-off-by: David S. Miller <davem@davemloft.net>
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---
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net/bluetooth/sco.c | 3 +++
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1 file changed, 3 insertions(+)
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diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c
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index fe129663bd3f..f52bcbf2e58c 100644
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--- a/net/bluetooth/sco.c
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+++ b/net/bluetooth/sco.c
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@@ -526,6 +526,9 @@ static int sco_sock_bind(struct socket *sock, struct sockaddr *addr,
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if (!addr || addr->sa_family != AF_BLUETOOTH)
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return -EINVAL;
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+ if (addr_len < sizeof(struct sockaddr_sco))
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+ return -EINVAL;
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+
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lock_sock(sk);
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if (sk->sk_state != BT_OPEN) {
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--
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2.5.0
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