netdev - Re: [Linux-zigbee-devel] [PATCH net-next v2] ieee802154: properly unshare skbs in ieee802154 *

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Message-ID: <20140317180229.GA12756@omega>
Date:	Mon, 17 Mar 2014 19:02:32 +0100
From:	Alexander Aring <alex.aring@...il.com>
To:	Phoebe Buckheister <phoebe.buckheister@...m.fraunhofer.de>
Cc:	netdev@...r.kernel.org, davem@...emloft.net,
	linux-zigbee-devel@...ts.sourceforge.net
Subject: Re: [Linux-zigbee-devel] [PATCH net-next v2] ieee802154: properly
 unshare skbs in ieee802154 *_rcv functions

On Mon, Mar 17, 2014 at 06:30:19PM +0100, Phoebe Buckheister wrote:
> ieee802154 sockets do not properly unshare received skbs, which leads to
> panics (at least) when they are used in conjunction with 6lowpan, so
> run skb_share_check on received skbs.
> 6lowpan also contains a use-after-free, which is trivially fixed by
> replacing the inlined skb_share_check with the explicit call.
> 
> Signed-off-by: Phoebe Buckheister <phoebe.buckheister@...m.fraunhofer.de>

Tested-by: Alexander Aring <alex.aring@...il.com>
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