From: Phil Blundell <philb@gnu.org>
To: Vasiliy Kulikov <segoon@openwall.com>
Cc: linux-kernel@vger.kernel.org, security@kernel.org,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <eric.dumazet@gmail.com>, Tejun Heo <tj@kernel.org>,
Nelson Elhage <nelhage@ksplice.com>,
netdev@vger.kernel.org
Subject: Re: [PATCH] econet: 4 byte infoleak to the network
Date: Thu, 17 Mar 2011 11:50:01 +0000 [thread overview]
Message-ID: <1300362601.2132.14721.camel@phil-desktop> (raw)
In-Reply-To: <1300362011-8653-1-git-send-email-segoon@openwall.com>
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>
p.
next prev parent reply other threads:[~2011-03-17 11:50 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 [this message]
2011-03-18 22:15 ` David Miller
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