[FFmpeg-devel] [PATCH] avcodec/cbs_h266_syntax_template: Check num_output_layers_in_ols

[Michael Niedermayer]

On Tue, Sep 19, 2023 at 11:28:20PM +0800, Nuo Mi wrote:
> On Tue, Sep 19, 2023 at 11:26 PM Nuo Mi <nuomi2021 at gmail.com> wrote:
> 
> > from the specification:
> > For each OLS, there shall be at least one layer that is an output layer.
> > In other words, for any value of i in the range of 0
> > to TotalNumOlss − 1, inclusive, the value of NumOutputLayersInOls[ i ]
> > shall be greater than or equal to 1
> >
> > Fixes: index 257 out of bounds for type 'uint8_t [257]'
> > Fixes:
> > 61160/clusterfuzz-testcase-minimized-ffmpeg_BSF_VVC_METADATA_fuzzer-6709397181825024
> >
> replaces
> https://patchwork.ffmpeg.org/project/ffmpeg/patch/20230905020358.32527-2-michael@niedermayer.cc/

will apply your patch

thanks

[...]
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Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Take away the freedom of one citizen and you will be jailed, take away
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