linux-kernel - Re: [PATCH v2] nvmem/mxs-ocotp: fix buffer overflow in read

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 for Android: free password hash cracker in your pocket

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

Message-ID: <20160502144458.GA15555@kroah.com>
Date:	Mon, 2 May 2016 07:44:58 -0700
From:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:	Stefan Wahren <stefan.wahren@...e.com>
Cc:	Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
	Stanislav Meduna <stano@...una.org>,
	linux-kernel@...r.kernel.org,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	Maxime Ripard <maxime.ripard@...e-electrons.com>
Subject: Re: [PATCH v2] nvmem/mxs-ocotp: fix buffer overflow in read

On Mon, May 02, 2016 at 03:55:53PM +0200, Stefan Wahren wrote:
> Hi Srinivas,
> hi Greg,
> 
> Am 27.04.2016 um 14:39 schrieb Stanislav Meduna:
> > This patch fixes the issue where the mxs_ocotp_read is reading
> > the ocotp in reg_size steps but decrements the remaining size
> > by 1. The number of iterations is thus four times higher,
> > overwriting the area behind the output buffer.
> >
> > Fixes: c01e9a11ab6f ("nvmem: add driver for ocotp in i.MX23 and i.MX28")
> > Tested-by: Stefan Wahren <stefan.wahren@...e.com>
> > Signed-off-by: Stanislav Meduna <stano@...una.org>
> 
> any change to get this critical fix into 4.6?

This is the first I've seen this patch :(

Can you resend it in a format I can apply it in?

thanks,

greg k-h