---
libavcodec/wavpack.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/libavcodec/wavpack.c b/libavcodec/wavpack.c
index cfcd22d..1c29b07 100644
--- a/libavcodec/wavpack.c
+++ b/libavcodec/wavpack.c
@@ -1203,6 +1203,9 @@ static int wavpack_decode_frame(AVCodecContext *avctx,
void *data,
int frame_size, ret, frame_flags;
int samplecount = 0;
+ if (avpkt->size < 8 + (s->multichannel || s->mkv_mode) * 4)
+ return AVERROR_INVALIDDATA;
+
s->block = 0;
s->ch_offset = 0;
--
1.8.2.1
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