libavcodec/vc1.c:3771: error: Buffer Overrun L2
  Offset: [0, 63] Size: 2.

libavcodec/vc1.c:3771:21: <Offset trace>
3769. 
3770.                 s->dsp.vc1_inv_trans_8x8(s->block[k]);
3771.                 for(j = 0; j < 64; j++) s->block[k][j] += 128;
                          ^
3772.             }
3773. 

libavcodec/vc1.c:3771:21: Assignment
3769. 
3770.                 s->dsp.vc1_inv_trans_8x8(s->block[k]);
3771.                 for(j = 0; j < 64; j++) s->block[k][j] += 128;
                          ^
3772.             }
3773. 

libavcodec/vc1.c:3768:17: <Length trace>
3766.                 v->c_avail = !!s->mb_x || (k==1 || k==3);
3767. 
3768.                 vc1_decode_i_block_adv(v, s->block[k], k, val, (k<4)? v->codingset : v->codingset2, mquant);
                      ^
3769. 
3770.                 s->dsp.vc1_inv_trans_8x8(s->block[k]);

libavcodec/vc1.c:3768:17: Call
3766.                 v->c_avail = !!s->mb_x || (k==1 || k==3);
3767. 
3768.                 vc1_decode_i_block_adv(v, s->block[k], k, val, (k<4)? v->codingset : v->codingset2, mquant);
                      ^
3769. 
3770.                 s->dsp.vc1_inv_trans_8x8(s->block[k]);

libavcodec/vc1.c:2591:1: Parameter `*block`
  2589.  * @param mquant quantizer value for this macroblock
  2590.  */
  2591. static int vc1_decode_i_block_adv(VC1Context *v, DCTELEM block[64], int n, int coded, int codingset, int mquant)
        ^
  2592. {
  2593.     GetBitContext *gb = &v->s.gb;

libavcodec/vc1.c:3771:41: Array access: Offset: [0, 63] Size: 2
3769. 
3770.                 s->dsp.vc1_inv_trans_8x8(s->block[k]);
3771.                 for(j = 0; j < 64; j++) s->block[k][j] += 128;
                                              ^
3772.             }
3773. 
