From: David Miller <davem@davemloft.net>
To: shemminger@osdl.org
Cc: acme@ghostprotocols.net, netdev@vger.kernel.org, stable@kernel.org
Subject: Re: [PATCH] ipx: header length validation needed
Date: Mon, 07 Aug 2006 16:24:33 -0700 (PDT) [thread overview]
Message-ID: <20060807.162433.26101101.davem@davemloft.net> (raw)
In-Reply-To: <20060807134636.30f8b779@localhost.localdomain>
From: Stephen Hemminger <shemminger@osdl.org>
Date: Mon, 7 Aug 2006 13:46:36 -0700
> IPX is not checking for non-linear (and short packets) in it's
> receive routine. This is serious because it may mean it ends up
> reading past end of skb.
This takes care of ipx_rcv() but the rest of the IPX protocol
handling still has the problem, so you'll need to meticuliously
follow the whole receive path and fix up all the spots that
parse subsequent parts of the IPX packet to fix this properly.
For example, take a look at ipxitf_pprop().
next prev parent reply other threads:[~2006-08-07 23:24 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-08-07 20:46 [PATCH] ipx: header length validation needed Stephen Hemminger
2006-08-07 23:24 ` David Miller [this message]
2006-08-07 23:36 ` Stephen Hemminger
2006-08-08 3:10 ` David Miller
2006-08-10 6:50 ` [stable] " Greg KH
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