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] [day] [month] [year] [list]
Message-ID: <20160824141643.GE3714@ulmo.ba.sec>
Date:   Wed, 24 Aug 2016 16:16:43 +0200
From:   Thierry Reding <thierry.reding@...il.com>
To:     Dmitry Osipenko <digetx@...il.com>
Cc:     dri-devel@...ts.freedesktop.org, linux-tegra@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] drm/tegra: Fix window[0] base address corruption

On Sun, Aug 21, 2016 at 11:57:58AM +0300, Dmitry Osipenko wrote:
> Window uses shared stride for UV planes and tegra_dc_window struct
> defines array of 2 strides per window. That's not taken in account
> during setting up of the window addresses and strides, resulting in
> out-of-bounds write of the 3-rd (non-existent) V plane stride that
> overwrites Y plane base address.
> 
> Signed-off-by: Dmitry Osipenko <digetx@...il.com>
> ---
>  drivers/gpu/drm/tegra/dc.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)

Applied and added a comment to the code why it is safe to do this.

Thanks,
Thierry

Download attachment "signature.asc" of type "application/pgp-signature" (820 bytes)

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ