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| author | Changli Gao <xiaosuo@gmail.com> | 2010-03-31 22:58:26 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-04-01 17:26:01 -0700 |
| commit | 6503d96168f891ffa3b70ae6c9698a1a722025a0 (patch) | |
| tree | 9fafcd9eb2c0b3feda0cf4c36e4167ba3028d83a /net/netlink/af_netlink.c | |
| parent | a1d6f3f65512cc90a636e6ec653b7bc9e2238753 (diff) | |
| download | op-kernel-dev-6503d96168f891ffa3b70ae6c9698a1a722025a0.zip op-kernel-dev-6503d96168f891ffa3b70ae6c9698a1a722025a0.tar.gz | |
net: check the length of the socket address passed to connect(2)
check the length of the socket address passed to connect(2).
Check the length of the socket address passed to connect(2). If the
length is invalid, -EINVAL will be returned.
Signed-off-by: Changli Gao <xiaosuo@gmail.com>
----
net/bluetooth/l2cap.c | 3 ++-
net/bluetooth/rfcomm/sock.c | 3 ++-
net/bluetooth/sco.c | 3 ++-
net/can/bcm.c | 3 +++
net/ieee802154/af_ieee802154.c | 3 +++
net/ipv4/af_inet.c | 5 +++++
net/netlink/af_netlink.c | 3 +++
7 files changed, 20 insertions(+), 3 deletions(-)
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/netlink/af_netlink.c')
| -rw-r--r-- | net/netlink/af_netlink.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c index acbbae1..7954243 100644 --- a/net/netlink/af_netlink.c +++ b/net/netlink/af_netlink.c @@ -683,6 +683,9 @@ static int netlink_connect(struct socket *sock, struct sockaddr *addr, struct netlink_sock *nlk = nlk_sk(sk); struct sockaddr_nl *nladdr = (struct sockaddr_nl *)addr; + if (alen < sizeof(addr->sa_family)) + return -EINVAL; + if (addr->sa_family == AF_UNSPEC) { sk->sk_state = NETLINK_UNCONNECTED; nlk->dst_pid = 0; |
