[FFmpeg-devel] [PATCH] Use correct colorspace in Cinepak decoder.

[Carl Eugen Hoyos]

 <u-bo1b <at> 0w.se> writes:

> > this patch seems to break decoding of
> > https://ffmpeg.org/trac/ffmpeg/raw-attachment/ticket/1303/1.avi
> 
> The vulnerability has been there in the decoder from the 
> beginning, it had no protection against writing outside the frame 
> memory when any of the coordinates were not a multiple of 4.

valgrind does not report any invalid memory access for 
the sample above, so is there really any 
writing "outside the frame memory"?

Carl Eugen