Re: [FFmpeg-devel] [PATCH 3/5] avcodec/xvididct: Fix integer overflow in idct_row()

2023-08-23 Thread Michael Niedermayer
On Mon, Aug 07, 2023 at 02:49:47AM +0200, Michael Niedermayer wrote: > Fixes: signed integer overflow: -1403461578 + -843974775 cannot be > represented in type 'int' > Fixes: > 60868/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MPEG1VIDEO_fuzzer-4599793035378688 > > Found-by: continuous

[FFmpeg-devel] [PATCH 3/5] avcodec/xvididct: Fix integer overflow in idct_row()

2023-08-06 Thread Michael Niedermayer
Fixes: signed integer overflow: -1403461578 + -843974775 cannot be represented in type 'int' Fixes: 60868/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MPEG1VIDEO_fuzzer-4599793035378688 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg