diff --git a/libavcodec/wmaprodec.c b/libavcodec/wmaprodec.c index c8ae9608ff..71d8c24658 100644 --- a/libavcodec/wmaprodec.c +++ b/libavcodec/wmaprodec.c @@ -1775,6 +1775,11 @@ static int xma_decode_packet(AVCodecContext *avctx, void *data, ret = decode_packet(avctx, &s->xma[s->current_stream], s->frames[s->current_stream], &got_stream_frame_ptr, avpkt); + if (got_stream_frame_ptr && s->offset[s->current_stream] >= 64) { + got_stream_frame_ptr = 0; + ret = AVERROR_INVALIDDATA; + } + /* copy stream samples (1/2ch) to sample buffer (Nch) */ if (got_stream_frame_ptr) { int start_ch = s->start_channel[s->current_stream];