netdev - Re: [PATCH 1/1] net: fix cipso packet validation when !NETLABEL

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

Message-Id: <20131017.154742.370913034142395176.davem@davemloft.net>
Date:	Thu, 17 Oct 2013 15:47:42 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	paul@...l-moore.com
Cc:	seif@...vell.com, netdev@...r.kernel.org,
	thomas.petazzoni@...e-electrons.com, dima@...vell.com
Subject: Re: [PATCH 1/1] net: fix cipso packet validation when !NETLABEL

From: Paul Moore <paul@...l-moore.com>
Date: Mon, 14 Oct 2013 11:12:47 -0400

> On Saturday, October 12, 2013 10:21:50 PM Seif Mazareeb wrote:
>> When CONFIG_NETLABEL is disabled, the cipso_v4_validate() function could
>> loop forever in the main loop if opt[opt_iter +1] == 0, this will causing a
>> kernel crash in an SMP system, since the CPU executing this function will
>> stall /not respond to IPIs.
>> 
>> This problem can be reproduced by running the IP Stack Integrity Checker
>> (http://isic.sourceforge.net) using the following command on a Linux machine
>> connected to DUT:
>> 
>> "icmpsic -s rand -d <DUT IP address> -r 123456"
>> wait (1-2 min)
>> 
>> Signed-off-by: Seif Mazareeb <seif@...vell.com>
> 
> Thanks for sticking with this.
> 
> Acked-by: Paul Moore <paul@...l-moore.com>

This patch, like all the others Seif submitted, has been corrupted by
his email client and is this unusable.
--
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