libavcodec/vc1dec.c:2926: error: Buffer Overrun L2
  Offset: [0, 63] Size: 2.

libavcodec/vc1dec.c:2926:45: <Offset trace>
2924.                 v->vc1dsp.vc1_inv_trans_8x8(s->block[k]);
2925.                 if(v->pq >= 9 && v->overlap) {
2926.                     if (v->rangeredfrm) for(j = 0; j < 64; j++) s->block[k][j] <<= 1;
                                                  ^
2927.                     s->dsp.put_signed_pixels_clamped(s->block[k], dst[k], k & 4 ? s->uvlinesize : s->linesize);
2928.                 } else {

libavcodec/vc1dec.c:2926:45: Assignment
2924.                 v->vc1dsp.vc1_inv_trans_8x8(s->block[k]);
2925.                 if(v->pq >= 9 && v->overlap) {
2926.                     if (v->rangeredfrm) for(j = 0; j < 64; j++) s->block[k][j] <<= 1;
                                                  ^
2927.                     s->dsp.put_signed_pixels_clamped(s->block[k], dst[k], k & 4 ? s->uvlinesize : s->linesize);
2928.                 } else {

libavcodec/vc1dec.c:2921:17: <Length trace>
2919.                 cbp |= val << (5 - k);
2920. 
2921.                 vc1_decode_i_block(v, s->block[k], k, val, (k<4)? v->codingset : v->codingset2);
                      ^
2922. 
2923.                 if (k > 3 && (s->flags & CODEC_FLAG_GRAY)) continue;

libavcodec/vc1dec.c:2921:17: Call
2919.                 cbp |= val << (5 - k);
2920. 
2921.                 vc1_decode_i_block(v, s->block[k], k, val, (k<4)? v->codingset : v->codingset2);
                      ^
2922. 
2923.                 if (k > 3 && (s->flags & CODEC_FLAG_GRAY)) continue;

libavcodec/vc1dec.c:1620:1: Parameter `*block`
  1618.  * @param codingset set of VLC to decode data
  1619.  */
  1620. static int vc1_decode_i_block(VC1Context *v, DCTELEM block[64], int n, int coded, int codingset)
        ^
  1621. {
  1622.     GetBitContext *gb = &v->s.gb;

libavcodec/vc1dec.c:2926:65: Array access: Offset: [0, 63] Size: 2
2924.                 v->vc1dsp.vc1_inv_trans_8x8(s->block[k]);
2925.                 if(v->pq >= 9 && v->overlap) {
2926.                     if (v->rangeredfrm) for(j = 0; j < 64; j++) s->block[k][j] <<= 1;
                                                                      ^
2927.                     s->dsp.put_signed_pixels_clamped(s->block[k], dst[k], k & 4 ? s->uvlinesize : s->linesize);
2928.                 } else {
