From: Eric Dumazet <eric.dumazet@gmail.com>
To: Paul Moore <paul@paul-moore.com>
Cc: Casey Schaufler <casey@schaufler-ca.com>,
Eric Paris <eparis@parisplace.org>,
John Stultz <johnstul@us.ibm.com>,
"Serge E. Hallyn" <serge@hallyn.com>,
lkml <linux-kernel@vger.kernel.org>,
James Morris <james.l.morris@oracle.com>,
selinux@tycho.nsa.gov, Eric Dumazet <edumazet@google.com>,
john.johansen@canonical.com,
LSM <linux-security-module@vger.kernel.org>
Subject: Re: NULL pointer dereference in selinux_ip_postroute_compat
Date: Thu, 09 Aug 2012 16:27:52 +0200 [thread overview]
Message-ID: <1344522472.28967.936.camel@edumazet-glaptop> (raw)
In-Reply-To: <1695034.0lrQgQPOMT@sifl>
On Thu, 2012-08-09 at 09:30 -0400, Paul Moore wrote:
> In the case of a TCP syn-recv and timewait ACK things are a little less clear.
> Eric (Dumazet), it looks like we have a socket in tcp_v4_reqsk_send_ack() and
> tcp_v4_timewait_ack(), any reason why we can't propagate the socket down to
> ip_send_unicast_reply()?
>
timewait 'sockets' are not full blown sockets.
We need a socket (well, a good part of it) to build the IP frame and
send it.
next prev parent reply other threads:[~2012-08-09 14:28 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-07 18:12 John Stultz
2012-08-07 21:50 ` Paul Moore
2012-08-07 21:58 ` John Stultz
2012-08-07 22:01 ` Paul Moore
2012-08-07 22:17 ` Serge E. Hallyn
2012-08-07 22:23 ` Paul Moore
2012-08-07 22:37 ` John Stultz
2012-08-08 19:14 ` John Stultz
2012-08-08 19:26 ` Paul Moore
2012-08-08 19:38 ` Eric Dumazet
2012-08-08 19:49 ` John Stultz
2012-08-08 20:04 ` Eric Dumazet
2012-08-08 19:50 ` Paul Moore
2012-08-08 20:04 ` Eric Dumazet
2012-08-08 19:59 ` Eric Paris
2012-08-08 20:09 ` Eric Dumazet
2012-08-08 20:32 ` Eric Dumazet
2012-08-08 20:46 ` Paul Moore
2012-08-08 21:54 ` Eric Dumazet
2012-08-09 0:00 ` Casey Schaufler
2012-08-09 13:30 ` Paul Moore
2012-08-09 14:27 ` Eric Dumazet [this message]
2012-08-09 15:04 ` Paul Moore
2012-08-09 14:50 ` [PATCH] ipv4: tcp: security_sk_alloc() needed for unicast_sock Eric Dumazet
2012-08-09 15:07 ` Paul Moore
2012-08-09 15:36 ` Eric Dumazet
2012-08-09 15:59 ` Paul Moore
2012-08-09 16:05 ` Eric Paris
2012-08-09 16:09 ` Paul Moore
2012-08-09 17:46 ` Eric Dumazet
2012-08-09 20:06 ` Eric Paris
2012-08-09 20:19 ` Paul Moore
2012-08-09 21:29 ` Eric Dumazet
2012-08-09 21:53 ` Casey Schaufler
2012-08-09 22:05 ` Eric Dumazet
2012-08-09 22:26 ` Casey Schaufler
2012-08-09 23:38 ` David Miller
2012-08-09 23:56 ` [PATCH] ipv4: tcp: unicast_sock should not land outside of TCP stack Eric Dumazet
2012-08-10 4:05 ` David Miller
2012-08-08 20:35 ` NULL pointer dereference in selinux_ip_postroute_compat Paul Moore
2012-08-08 20:51 ` Eric Paris
2012-08-08 21:03 ` Paul Moore
2012-08-08 21:09 ` Eric Paris
2012-08-08 19:29 ` Eric Dumazet
2012-08-08 16:58 ` John Johansen
2012-08-07 22:26 ` John Stultz
2012-08-07 22:31 ` John Stultz
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