Re: [FFmpeg-devel] [PATCH 1/3] avcodec/dxtory: Fix negative stride shift in dx2_decode_slice_420()

2020-10-03 Thread Michael Niedermayer
On Fri, Oct 02, 2020 at 04:26:58PM +0200, Paul B Mahol wrote: > On Fri, Oct 02, 2020 at 02:59:13PM +0200, Michael Niedermayer wrote: > > Fixes: left shift of negative value -640 > > Fixes: > > 26044/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DXTORY_fuzzer-5631057602543616 > > > > Found-by:

Re: [FFmpeg-devel] [PATCH 1/3] avcodec/dxtory: Fix negative stride shift in dx2_decode_slice_420()

2020-10-02 Thread Paul B Mahol
On Fri, Oct 02, 2020 at 02:59:13PM +0200, Michael Niedermayer wrote: > Fixes: left shift of negative value -640 > Fixes: > 26044/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DXTORY_fuzzer-5631057602543616 > > Found-by: continuous fuzzing process > https://github.com/google/oss-fuzz/tree/mas

[FFmpeg-devel] [PATCH 1/3] avcodec/dxtory: Fix negative stride shift in dx2_decode_slice_420()

2020-10-02 Thread Michael Niedermayer
Fixes: left shift of negative value -640 Fixes: 26044/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DXTORY_fuzzer-5631057602543616 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer --- libavcodec/dxtory.c