---
libavcodec/wavpack.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/libavcodec/wavpack.c b/libavcodec/wavpack.c
index b375622..073059b 100644
--- a/libavcodec/wavpack.c
+++ b/libavcodec/wavpack.c
@@ -1120,6 +1120,11 @@ static int wavpack_decode_block(AVCodecContext *avctx,
int block_no,
}
}
+ if (wc->ch_offset + s->stereo >= avctx->channels) {
+ av_log(avctx, AV_LOG_WARNING, "Too many blocks in a packet.\n");
+ return (avctx->err_recognition & AV_EF_EXPLODE) ? AVERROR_INVALIDDATA
: 0;
+ }
+
samples_l = frame->extended_data[wc->ch_offset];
if (s->stereo)
samples_r = frame->extended_data[wc->ch_offset + 1];
--
1.7.10.4
_______________________________________________
libav-devel mailing list
[email protected]
https://lists.libav.org/mailman/listinfo/libav-devel
