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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Mon, 04 Dec 2017 12:41:00 -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 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 !