netdev - Re: [PATCH] tcp/dccp: CVE-2017-8824: use-after-free in DCCP code

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Message-ID: <1512420508.19682.63.camel@gmail.com>
Date:   Mon, 04 Dec 2017 12:48:28 -0800
From:   Eric Dumazet <eric.dumazet@...il.com>
To:     simo.ghannam@...il.com, netdev@...r.kernel.org
Subject: Re: [PATCH] tcp/dccp: CVE-2017-8824: use-after-free in DCCP code

On Mon, 2017-12-04 at 12:41 -0800, Eric Dumazet wrote:
> On Mon, 2017-12-04 at 21:27 +0100, simo.ghannam@...il.com wrote:
> > From: Mohamed Ghannam <simo.ghannam@...il.com>
> > 
> > 	Whenever the sock object is in DCCP_CLOSED state,
> > dccp_disconnect() must free
> > 	 dccps_hc_tx_ccid and dccps_hc_rx_ccid and set to NULL.
> > 
> > Signed-off-by: Mohamed Ghannam <simo.ghannam@...il.com>
> > ---
> 
> Small nit : white spaces in changelog where not needed :
> 
> Whenever the sock object is in DCCP_CLOSED state, dccp_disconnect()
> must free dccps_hc_tx_ccid and dccps_hc_rx_ccid and set them to NULL.
> 
> Reviewed-by: Eric Dumazet <edumazet@...gle.com>
> 
> Thanks !
> 

Also patch title mentions tcp, but this is not a tcp fix, only dccp

[PATCH] dccp: CVE-2017-8824: use-after-free in DCCP code