libavcodec/vc1_block.c:2132: error: Buffer Overrun L2
  Offset: [0, 63] Size: 2.

libavcodec/vc1_block.c:2131:22: <Offset trace>
2129.             v->vc1dsp.vc1_inv_trans_8x8(s->block[i]);
2130.             if (v->rangeredfrm)
2131.                 for (j = 0; j < 64; j++)
                           ^
2132.                     s->block[i][j] <<= 1;
2133.             off  = (i & 4) ? 0 : ((i & 1) * 8 + (i & 2) * 4 * s->linesize);

libavcodec/vc1_block.c:2131:22: Assignment
2129.             v->vc1dsp.vc1_inv_trans_8x8(s->block[i]);
2130.             if (v->rangeredfrm)
2131.                 for (j = 0; j < 64; j++)
                           ^
2132.                     s->block[i][j] <<= 1;
2133.             off  = (i & 4) ? 0 : ((i & 1) * 8 + (i & 2) * 4 * s->linesize);

libavcodec/vc1_block.c:2125:13: <Length trace>
2123.                 v->c_avail = v->mb_type[0][s->block_index[i] - 1];
2124. 
2125.             vc1_decode_intra_block(v, s->block[i], i, val, mquant,
                  ^
2126.                                    (i & 4) ? v->codingset2 : v->codingset);
2127.             if ((i > 3) && (s->avctx->flags & AV_CODEC_FLAG_GRAY))

libavcodec/vc1_block.c:2125:13: Call
2123.                 v->c_avail = v->mb_type[0][s->block_index[i] - 1];
2124. 
2125.             vc1_decode_intra_block(v, s->block[i], i, val, mquant,
                  ^
2126.                                    (i & 4) ? v->codingset2 : v->codingset);
2127.             if ((i > 3) && (s->avctx->flags & AV_CODEC_FLAG_GRAY))

libavcodec/vc1_block.c:967:1: Parameter `*block`
  965.  * @param codingset set of VLC to decode data
  966.  */
  967. static int vc1_decode_intra_block(VC1Context *v, int16_t block[64], int n,
       ^
  968.                                   int coded, int mquant, int codingset)
  969. {

libavcodec/vc1_block.c:2132:21: Array access: Offset: [0, 63] Size: 2
2130.             if (v->rangeredfrm)
2131.                 for (j = 0; j < 64; j++)
2132.                     s->block[i][j] <<= 1;
                          ^
2133.             off  = (i & 4) ? 0 : ((i & 1) * 8 + (i & 2) * 4 * s->linesize);
2134.             s->idsp.put_signed_pixels_clamped(s->block[i],
