[FFmpeg-devel] [PATCH 2/2] avcodec/hevc_ps: Check delta_pocs in ff_hevc_decode_short_term_rps()

Michael Niedermayer michael at niedermayer.cc
Thu Aug 24 12:28:39 EEST 2017

On Mon, Aug 21, 2017 at 02:15:50AM +0200, Michael Niedermayer wrote:
> Fixes: integer overflow
> Fixes: 2893/clusterfuzz-testcase-minimized-5809330567774208
> Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
> Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
> ---
>  libavcodec/hevc_ps.c | 12 ++++++++++++
>  1 file changed, 12 insertions(+)


Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Awnsering whenever a program halts or runs forever is
On a turing machine, in general impossible (turings halting problem).
On any real computer, always possible as a real computer has a finite number
of states N, and will either halt in less than N cycles or never halt.
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