crypto/bn/bn_div.c:251: error: BUFFER_OVERRUN_L3
  Offset added: [0, 1016] Size: [0, 536870848] by call to `BN_lshift`.
Showing all 13 steps of the trace


crypto/bn/bn_div.c:250:31: Call
248.   
249.       /* First we normalise the numbers */
250.       norm_shift = BN_BITS2 - ((BN_num_bits(divisor)) % BN_BITS2);
                                     ^
251.       if (!(BN_lshift(sdiv, divisor, norm_shift)))
252.           goto err;

crypto/bn/bn_lib.c:141:9: Assignment
  139.   
  140.       if (BN_is_zero(a))
  141.           return 0;
                 ^
  142.       return ((i * BN_BITS2) + BN_num_bits_word(a->d[i]));
  143.   }

crypto/bn/bn_div.c:250:5: Assignment
248.   
249.       /* First we normalise the numbers */
250.       norm_shift = BN_BITS2 - ((BN_num_bits(divisor)) % BN_BITS2);
           ^
251.       if (!(BN_lshift(sdiv, divisor, norm_shift)))
252.           goto err;

crypto/bn/bn_div.c:251:11: Call
249.       /* First we normalise the numbers */
250.       norm_shift = BN_BITS2 - ((BN_num_bits(divisor)) % BN_BITS2);
251.       if (!(BN_lshift(sdiv, divisor, norm_shift)))
                 ^
252.           goto err;
253.       sdiv->neg = 0;

crypto/bn/bn_shift.c:83:1: <Offset trace>
81.   }
82.   
83. > int BN_lshift(BIGNUM *r, const BIGNUM *a, int n)
84.   {
85.       int i, nw, lb, rb;

crypto/bn/bn_shift.c:83:1: Parameter `n`
  81.   }
  82.   
  83. > int BN_lshift(BIGNUM *r, const BIGNUM *a, int n)
  84.   {
  85.       int i, nw, lb, rb;

crypto/bn/bn_shift.c:97:5: Assignment
  95.       }
  96.   
  97.       nw = n / BN_BITS2;
             ^
  98.       if (bn_wexpand(r, a->top + nw + 1) == NULL)
  99.           return 0;

crypto/bn/bn_shift.c:83:1: <Length trace>
81.   }
82.   
83. > int BN_lshift(BIGNUM *r, const BIGNUM *a, int n)
84.   {
85.       int i, nw, lb, rb;

crypto/bn/bn_shift.c:83:1: Parameter `*r->d`
  81.   }
  82.   
  83. > int BN_lshift(BIGNUM *r, const BIGNUM *a, int n)
  84.   {
  85.       int i, nw, lb, rb;

crypto/bn/bn_shift.c:98:9: Call
  96.   
  97.       nw = n / BN_BITS2;
  98.       if (bn_wexpand(r, a->top + nw + 1) == NULL)
                 ^
  99.           return 0;
  100.       r->neg = a->neg;

crypto/bn/bn_lib.c:939:1: Parameter `*a->d`
    937.   }
    938.   
    939. > BIGNUM *bn_wexpand(BIGNUM *a, int words)
    940.   {
    941.       return (words <= a->dmax) ? a : bn_expand2(a, words);

crypto/bn/bn_shift.c:104:5: Assignment
  102.       rb = BN_BITS2 - lb;
  103.       f = a->d;
  104.       t = r->d;
             ^
  105.       t[a->top + nw] = 0;
  106.       if (lb == 0)

crypto/bn/bn_shift.c:115:5: Array access: Offset added: [0, 1016] Size: [0, 536870848] by call to `BN_lshift` 
  113.               t[nw + i] = (l << lb) & BN_MASK2;
  114.           }
  115.       memset(t, 0, sizeof(*t) * nw);
             ^
  116.       r->top = a->top + nw + 1;
  117.       bn_correct_top(r);
