libavcodec/vc1dec.c:4145: error: Buffer Overrun L2
  Offset: [0, 63] Size: 2.

libavcodec/vc1dec.c:4144:22: <Offset trace>
4142.             v->vc1dsp.vc1_inv_trans_8x8(s->block[i]);
4143.             if (v->rangeredfrm)
4144.                 for (j = 0; j < 64; j++)
                           ^
4145.                     s->block[i][j] <<= 1;
4146.             s->dsp.put_signed_pixels_clamped(s->block[i], s->dest[dst_idx] + off, i & 4 ? s->uvlinesize : s->linesize);

libavcodec/vc1dec.c:4144:22: Assignment
4142.             v->vc1dsp.vc1_inv_trans_8x8(s->block[i]);
4143.             if (v->rangeredfrm)
4144.                 for (j = 0; j < 64; j++)
                           ^
4145.                     s->block[i][j] <<= 1;
4146.             s->dsp.put_signed_pixels_clamped(s->block[i], s->dest[dst_idx] + off, i & 4 ? s->uvlinesize : s->linesize);

libavcodec/vc1dec.c:4138:13: <Length trace>
4136.                 v->c_avail = v->mb_type[0][s->block_index[i] - 1];
4137. 
4138.             vc1_decode_intra_block(v, s->block[i], i, val, mquant,
                  ^
4139.                                    (i & 4) ? v->codingset2 : v->codingset);
4140.             if ((i>3) && (s->flags & CODEC_FLAG_GRAY))

libavcodec/vc1dec.c:4138:13: Call
4136.                 v->c_avail = v->mb_type[0][s->block_index[i] - 1];
4137. 
4138.             vc1_decode_intra_block(v, s->block[i], i, val, mquant,
                  ^
4139.                                    (i & 4) ? v->codingset2 : v->codingset);
4140.             if ((i>3) && (s->flags & CODEC_FLAG_GRAY))

libavcodec/vc1dec.c:2916:1: Parameter `*block`
  2914.  * @param codingset set of VLC to decode data
  2915.  */
  2916. static int vc1_decode_intra_block(VC1Context *v, int16_t block[64], int n,
        ^
  2917.                                   int coded, int mquant, int codingset)
  2918. {

libavcodec/vc1dec.c:4145:21: Array access: Offset: [0, 63] Size: 2
4143.             if (v->rangeredfrm)
4144.                 for (j = 0; j < 64; j++)
4145.                     s->block[i][j] <<= 1;
                          ^
4146.             s->dsp.put_signed_pixels_clamped(s->block[i], s->dest[dst_idx] + off, i & 4 ? s->uvlinesize : s->linesize);
4147.         } else if (val) {
