netdev - Re: [PATCH net] net: sctp: sctp_transport_destroy{,

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <5204C563.5030808@redhat.com>
Date:	Fri, 09 Aug 2013 12:33:07 +0200
From:	Daniel Borkmann <dborkman@...hat.com>
To:	davem@...emloft.net
CC:	netdev@...r.kernel.org, linux-sctp@...r.kernel.org
Subject: Re: [PATCH net] net: sctp: sctp_transport_destroy{,_rcu}: fix potential
 pointer corruption

On 08/09/2013 12:07 PM, Daniel Borkmann wrote:
> Probably this one is quite unlikely to be triggered, but it's more safe
> to hold a pointer to asoc and packet (instead of dereferencing) and access
> both though this after we have called sctp_transport_destroy_rcu() where
> the transport is being kfree()'d. Introduced by commit 8c98653f ("sctp:
> sctp_close: fix release of bindings for deferred call_rcu's").
>
> Signed-off-by: Daniel Borkmann <dborkman@...hat.com>

Please ignore this, will send an updated v2 in a moment.
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html