libavcodec/vp5.c:213: error: Buffer Overrun L1
  Offset: [5, +oo] (⇐ [0, +oo] + 5) Size: 2.

libavcodec/vp5.c:181:1: <Length trace>
179. }
180. 
181. static void vp5_parse_coeff(VP56Context *s)
     ^
182. {
183.     VP56RangeCoder *c = &s->c;

libavcodec/vp5.c:181:1: Parameter `s->modelp->coeff_dccv[*]`
179. }
180. 
181. static void vp5_parse_coeff(VP56Context *s)
     ^
182. {
183.     VP56RangeCoder *c = &s->c;

libavcodec/vp5.c:198:9: Assignment
196.         ctx = 6*s->coeff_ctx[vp56_b6to4[b]][0]
197.               + s->above_blocks[s->above_block_idx[b]].not_null_dc;
198.         model1 = model->coeff_dccv[pt];
             ^
199.         model2 = model->coeff_dcct[pt][ctx];
200. 

libavcodec/vp5.c:213:62: Array access: Offset: [5, +oo] (⇐ [0, +oo] + 5) Size: 2
211.                     } else {
212.                         if (vp56_rac_get_prob(c, model2[4])) {
213.                             coeff = 3 + vp56_rac_get_prob(c, model1[5]);
                                                                  ^
214.                             s->coeff_ctx[vp56_b6to4[b]][coeff_idx] = 3;
215.                         } else {
