Re: [FFmpeg-devel] [PATCH 1/4] avcodec/shorten: Sanity check nmeans

2018-06-07 Thread Michael Niedermayer
On Tue, Jun 05, 2018 at 03:45:14PM +0200, Michael Niedermayer wrote: > Fixes: OOM > Fixes: > 8195/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SHORTEN_fuzzer-5179785826271232 > > The reference software appears to use longs for 32bits and it uses int for > nmeans > hinting that the intended

[FFmpeg-devel] [PATCH 1/4] avcodec/shorten: Sanity check nmeans

2018-06-05 Thread Michael Niedermayer
Fixes: OOM Fixes: 8195/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SHORTEN_fuzzer-5179785826271232 The reference software appears to use longs for 32bits and it uses int for nmeans hinting that the intended maximum size was not 32bit. Found-by: continuous fuzzing process https://github.c