linux-kernel - Re: [PATCH] isdn/gigaset: fix NULL-deref at probe

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Message-Id: <20170313.122852.1573749710003810412.davem@davemloft.net>
Date:   Mon, 13 Mar 2017 12:28:52 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     johan@...nel.org
Cc:     isdn@...ux-pingi.de, pebolle@...cali.nl,
        gigaset307x-common@...ts.sourceforge.net, netdev@...r.kernel.org,
        linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org,
        stable@...r.kernel.org, hjlipp@....de
Subject: Re: [PATCH] isdn/gigaset: fix NULL-deref at probe

From: Johan Hovold <johan@...nel.org>
Date: Mon, 13 Mar 2017 13:39:01 +0100

> Make sure to check the number of endpoints to avoid dereferencing a
> NULL-pointer should a malicious device lack endpoints.
> 
> Fixes: cf7776dc05b8 ("[PATCH] isdn4linux: Siemens Gigaset drivers -
> direct USB connection")
> Cc: stable <stable@...r.kernel.org>	# 2.6.17
> Cc: Hansjoerg Lipp <hjlipp@....de>
> 
> Signed-off-by: Johan Hovold <johan@...nel.org>

Applied.