Fixes: Timeout (longer than my patience vs 1sec) Fixes: 22984/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MV30_fuzzer-5630021988515840
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> --- libavcodec/mv30.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/libavcodec/mv30.c b/libavcodec/mv30.c index 013a5753fe..76b9170eaf 100644 --- a/libavcodec/mv30.c +++ b/libavcodec/mv30.c @@ -410,6 +410,9 @@ static int decode_intra(AVCodecContext *avctx, GetBitContext *gb, AVFrame *frame int ret; mgb = *gb; + if (get_bits_left(gb) < s->mode_size * 8) + return AVERROR_INVALIDDATA; + skip_bits_long(gb, s->mode_size * 8); linesize[0] = frame->linesize[0]; -- 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".
