From: David Miller <davem@davemloft.net>
To: philb@gnu.org
Cc: segoon@openwall.com, linux-kernel@vger.kernel.org,
security@kernel.org, eric.dumazet@gmail.com, tj@kernel.org,
nelhage@ksplice.com, netdev@vger.kernel.org
Subject: Re: [PATCH] econet: 4 byte infoleak to the network
Date: Fri, 18 Mar 2011 15:15:32 -0700 (PDT) [thread overview]
Message-ID: <20110318.151532.52204604.davem@davemloft.net> (raw)
In-Reply-To: <1300362601.2132.14721.camel@phil-desktop>
From: Phil Blundell <philb@gnu.org>
Date: Thu, 17 Mar 2011 11:50:01 +0000
> On Thu, 2011-03-17 at 14:40 +0300, Vasiliy Kulikov wrote:
>> struct aunhdr has 4 padding bytes between 'pad' and 'handle' fields on
>> x86_64. These bytes are not initialized in the variable 'ah' before
>> sending 'ah' to the network. This leads to 4 bytes kernel stack
>> infoleak.
>>
>> This bug was introduced before the git epoch.
>>
>> Signed-off-by: Vasiliy Kulikov <segoon@openwall.com>
>
> Well spotted. Thanks for the patch.
>
> Acked-by: Phil Blundell <philb@gnu.org>
Applied.
prev parent reply other threads:[~2011-03-18 22:15 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-17 11:40 [PATCH] econet: 4 byte infoleak to the network Vasiliy Kulikov
2011-03-17 11:50 ` Phil Blundell
2011-03-18 22:15 ` David Miller [this message]
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