libavcodec/vc1dec.c:3657: error: Buffer Overrun L2
  Offset: [0, 63] Size: 2.

libavcodec/vc1dec.c:3656:30: <Offset trace>
3654.                     v->vc1dsp.vc1_inv_trans_8x8(s->block[i]);
3655.                     if (v->rangeredfrm)
3656.                         for (j = 0; j < 64; j++)
                                   ^
3657.                             s->block[i][j] <<= 1;
3658.                     s->dsp.put_signed_pixels_clamped(s->block[i], s->dest[dst_idx] + off, i & 4 ? s->uvlinesize : s->linesize);

libavcodec/vc1dec.c:3656:30: Assignment
3654.                     v->vc1dsp.vc1_inv_trans_8x8(s->block[i]);
3655.                     if (v->rangeredfrm)
3656.                         for (j = 0; j < 64; j++)
                                   ^
3657.                             s->block[i][j] <<= 1;
3658.                     s->dsp.put_signed_pixels_clamped(s->block[i], s->dest[dst_idx] + off, i & 4 ? s->uvlinesize : s->linesize);

libavcodec/vc1dec.c:3650:21: <Length trace>
3648.                         v->c_avail = v->mb_type[0][s->block_index[i] - 1];
3649. 
3650.                     vc1_decode_intra_block(v, s->block[i], i, val, mquant,
                          ^
3651.                                            (i & 4) ? v->codingset2 : v->codingset);
3652.                     if ((i>3) && (s->flags & CODEC_FLAG_GRAY))

libavcodec/vc1dec.c:3650:21: Call
3648.                         v->c_avail = v->mb_type[0][s->block_index[i] - 1];
3649. 
3650.                     vc1_decode_intra_block(v, s->block[i], i, val, mquant,
                          ^
3651.                                            (i & 4) ? v->codingset2 : v->codingset);
3652.                     if ((i>3) && (s->flags & CODEC_FLAG_GRAY))

libavcodec/vc1dec.c:3057:1: Parameter `*block`
  3055.  * @param codingset set of VLC to decode data
  3056.  */
  3057. static int vc1_decode_intra_block(VC1Context *v, DCTELEM block[64], int n,
        ^
  3058.                                   int coded, int mquant, int codingset)
  3059. {

libavcodec/vc1dec.c:3657:29: Array access: Offset: [0, 63] Size: 2
3655.                     if (v->rangeredfrm)
3656.                         for (j = 0; j < 64; j++)
3657.                             s->block[i][j] <<= 1;
                                  ^
3658.                     s->dsp.put_signed_pixels_clamped(s->block[i], s->dest[dst_idx] + off, i & 4 ? s->uvlinesize : s->linesize);
3659.                     if (v->pq >= 9 && v->overlap) {
