From: David Miller <davem@davemloft.net>
To: drosenberg@vsecurity.com
Cc: samuel@sortiz.org, netdev@vger.kernel.org, security@kernel.org
Subject: Re: [PATCH v2] irda: prevent heap corruption on invalid nickname
Date: Sun, 27 Mar 2011 17:59:14 -0700 (PDT) [thread overview]
Message-ID: <20110327.175914.71098822.davem@davemloft.net> (raw)
In-Reply-To: <1300601670.1869.5.camel@dan>
From: Dan Rosenberg <drosenberg@vsecurity.com>
Date: Sun, 20 Mar 2011 02:14:30 -0400
> Invalid nicknames containing only spaces will result in an underflow in
> a memcpy size calculation, subsequently destroying the heap and
> panicking.
>
> v2 also catches the case where the provided nickname is longer than the
> buffer size, which can result in controllable heap corruption.
>
> Signed-off-by: Dan Rosenberg <drosenberg@vsecurity.com>
> Cc: stable@kernel.org
Applied.
prev parent reply other threads:[~2011-03-28 0:59 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-20 6:14 [PATCH v2] irda: prevent heap corruption on invalid nickname Dan Rosenberg
2011-03-28 0:59 ` David Miller [this message]
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