libavcodec/svq3.c:803: error: Buffer Overrun L1
  Offset added: 16 Size: 4.

libavcodec/svq3.c:703:1: <Length trace>
701. }
702. 
703. static int svq3_decode_mb(SVQ3Context *s, unsigned int mb_type)
     ^
704. {
705.     int i, j, k, m, dir, mode;

libavcodec/svq3.c:703:1: Parameter `(*s->cur_pic->motion_val[*])[*]`
701. }
702. 
703. static int svq3_decode_mb(SVQ3Context *s, unsigned int mb_type)
     ^
704. {
705.     int i, j, k, m, dir, mode;

libavcodec/svq3.c:803:21: Array access: Offset added: 16 Size: 4
801.             } else {
802.                 for (i = 0; i < 4; i++)
803.                     memset(s->cur_pic->motion_val[0][b_xy + i * s->b_stride],
                         ^
804.                            0, 4 * 2 * sizeof(int16_t));
805.             }
