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authorMartin Murray <murrayma@citi.umich.edu>2006-01-10 13:02:29 -0800
committerDavid S. Miller <davem@davemloft.net>2006-01-10 13:02:29 -0800
commitad8e4b75c8a7bed475d72ce09bf5267188621961 (patch)
treefe9edd967818a744f87c2d1aa51443bae613fbbf /drivers/base
parentbabbdb1a18d37e57acae7e348ef122f2b905df0a (diff)
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[AF_NETLINK]: Fix DoS in netlink_rcv_skb()
From: Martin Murray <murrayma@citi.umich.edu> Sanity check nlmsg_len during netlink_rcv_skb. An nlmsg_len == 0 can cause infinite loop in kernel, effectively DoSing machine. Noted by Matin Murray. Signed-off-by: Chris Wright <chrisw@sous-sol.org> Signed-off-by: David S. Miller <davem@davemloft.net>
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