libavutil/frame.c:250: error: Buffer Overrun L3
  Offset added: 64 Size: [0, +oo].

libavutil/frame.c:174:1: <Length trace>
172. }
173. 
174. int av_frame_ref(AVFrame *dst, const AVFrame *src)
     ^
175. {
176.     int i, ret = 0;

libavutil/frame.c:174:1: Parameter `src->data[*]`
172. }
173. 
174. int av_frame_ref(AVFrame *dst, const AVFrame *src)
     ^
175. {
176.     int i, ret = 0;

libavutil/frame.c:250:5: Array access: Offset added: 64 Size: [0, +oo]
248.         dst->extended_data = dst->data;
249. 
250.     memcpy(dst->data,     src->data,     sizeof(src->data));
         ^
251.     memcpy(dst->linesize, src->linesize, sizeof(src->linesize));
252. 
