Fixes: out of array access Fixes: 20626/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MVDV_fuzzer-6279905350516736
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> --- libavcodec/midivid.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/libavcodec/midivid.c b/libavcodec/midivid.c index 8d4c3b369e..a30cf25207 100644 --- a/libavcodec/midivid.c +++ b/libavcodec/midivid.c @@ -236,6 +236,9 @@ static av_cold int decode_init(AVCodecContext *avctx) MidiVidContext *s = avctx->priv_data; int ret = av_image_check_size(avctx->width, avctx->height, 0, avctx); + if (avctx->width%32 || avctx->height%4) + ret = AVERROR_INVALIDDATA; + if (ret < 0) { av_log(avctx, AV_LOG_ERROR, "Invalid image size %dx%d.\n", avctx->width, avctx->height); -- 2.17.1 _______________________________________________ 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".
