Re: [FFmpeg-devel] [PATCH 1/4] avcodec/ac3dec_fixed: Fix several invalid left shifts in scale_coefs()

2020-04-15 Thread Michael Niedermayer
On Sun, Feb 02, 2020 at 01:16:36AM +0100, Michael Niedermayer wrote: > Fixes: left shift of negative value -14336 > Fixes: > 20298/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AC3_FIXED_fuzzer-5675484201615360 > > Found-by: continuous fuzzing process > https://github.com/google/oss-fuzz/tre

[FFmpeg-devel] [PATCH 1/4] avcodec/ac3dec_fixed: Fix several invalid left shifts in scale_coefs()

2020-02-01 Thread Michael Niedermayer
Fixes: left shift of negative value -14336 Fixes: 20298/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AC3_FIXED_fuzzer-5675484201615360 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer --- libavcodec/ac3d