netdev - Re: [PATCH v2] net: ax25: fix information leak to userland

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Date:	Wed, 10 Nov 2010 10:14:49 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	segooon@...il.com
Cc:	kernel-janitors@...r.kernel.org, jreuter@...na.de,
	ralf@...ux-mips.org, linux-hams@...r.kernel.org,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] net: ax25: fix information leak to userland

From: Vasiliy Kulikov <segooon@...il.com>
Date: Wed, 10 Nov 2010 21:12:36 +0300

> Sometimes ax25_getname() doesn't initialize all members of fsa_digipeater
> field of fsa struct, also the struct has padding bytes between
> sax25_call and sax25_ndigis fields.  This structure is then copied to
> userland.  It leads to leaking of contents of kernel stack memory.
> 
> Signed-off-by: Vasiliy Kulikov <segooon@...il.com>

Looks good to me, applied.

Thanks!
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