libavcodec/vp8.c:863: error: Buffer Overrun L1
  Offset: [9, 10] Size: 3.

libavcodec/vp8.c:862:29: <Offset trace>
860.                     }
861.                 } else {    // DCT_CAT3 and up
862.                     int a = vp56_rac_get_prob(c, token_prob[8]);
                                 ^
863.                     int b = vp56_rac_get_prob(c, token_prob[9+a]);
864.                     int cat = (a<<1) + b;

libavcodec/vp8.c:862:29: Call
860.                     }
861.                 } else {    // DCT_CAT3 and up
862.                     int a = vp56_rac_get_prob(c, token_prob[8]);
                                 ^
863.                     int b = vp56_rac_get_prob(c, token_prob[9+a]);
864.                     int cat = (a<<1) + b;

libavcodec/vp56.h:222:15: Assignment
  220.     unsigned int low = 1 + (((c->high - 1) * prob) >> 8);
  221.     unsigned int low_shift = low << 8;
  222.     int bit = code_word >= low_shift;
                     ^
  223. 
  224.     c->high = bit ? c->high - low : low;

libavcodec/vp56.h:222:5: Assignment
  220.     unsigned int low = 1 + (((c->high - 1) * prob) >> 8);
  221.     unsigned int low_shift = low << 8;
  222.     int bit = code_word >= low_shift;
           ^
  223. 
  224.     c->high = bit ? c->high - low : low;

libavcodec/vp56.h:227:5: Assignment
  225.     c->code_word = bit ? code_word - low_shift : code_word;
  226. 
  227.     return bit;
           ^
  228. }
  229. #endif

libavcodec/vp8.c:862:21: Assignment
860.                     }
861.                 } else {    // DCT_CAT3 and up
862.                     int a = vp56_rac_get_prob(c, token_prob[8]);
                         ^
863.                     int b = vp56_rac_get_prob(c, token_prob[9+a]);
864.                     int cat = (a<<1) + b;

libavcodec/vp8.c:824:1: <Length trace>
822.  *         otherwise, the index of the last coeff decoded plus one
823.  */
824. static int decode_block_coeffs_internal(VP56RangeCoder *c, DCTELEM block[16],
     ^
825.                                         uint8_t probs[8][3][NUM_DCT_TOKENS-1],
826.                                         int i, uint8_t *token_prob, int16_t qmul[2])

libavcodec/vp8.c:824:1: Parameter `*token_prob`
822.  *         otherwise, the index of the last coeff decoded plus one
823.  */
824. static int decode_block_coeffs_internal(VP56RangeCoder *c, DCTELEM block[16],
     ^
825.                                         uint8_t probs[8][3][NUM_DCT_TOKENS-1],
826.                                         int i, uint8_t *token_prob, int16_t qmul[2])

libavcodec/vp8.c:863:50: Array access: Offset: [9, 10] Size: 3
861.                 } else {    // DCT_CAT3 and up
862.                     int a = vp56_rac_get_prob(c, token_prob[8]);
863.                     int b = vp56_rac_get_prob(c, token_prob[9+a]);
                                                      ^
864.                     int cat = (a<<1) + b;
865.                     coeff  = 3 + (8<<cat);
