Fixes: signed integer overflow: 1205469696 + 1901074655 cannot be represented in type 'int' Fixes: 70773/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_OSQ_fuzzer-5419594888577024
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> --- libavcodec/osq.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/osq.c b/libavcodec/osq.c index 2b75364c18c..1bf62646994 100644 --- a/libavcodec/osq.c +++ b/libavcodec/osq.c @@ -342,7 +342,7 @@ static int do_decode(AVCodecContext *avctx, AVFrame *frame, int decorrelate, int if (nb_channels == 2 && ch == 1) { if (decorrelate) - dst[n] += s->decode_buffer[0][OFFSET+n]; + dst[n] += (unsigned)s->decode_buffer[0][OFFSET+n]; } if (downsample) -- 2.46.1 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
