[FFmpeg-devel] [libav-devel] [PATCH] vp8: Fix off by one allocation leading to oob read/write.

[Jason Garrett-Glaser]

On Wed, Apr 11, 2012 at 6:14 PM,  <dalecurtis at chromium.org> wrote:
> From: Dale Curtis <dalecurtis at chromium.org>
>
> It's possible this is due to an incorrect calculation elsewhere,
> but my expertise ran out.

How can this be right?  top_nnz is only accessed as top_nnz[mb_x], and
mb_x must be < s->mb_width.

Jason