crypto/bn/bn_div.c:206: 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:205:31: Call
203.   
204.       /* First we normalise the numbers */
205.       norm_shift = BN_BITS2 - ((BN_num_bits(divisor)) % BN_BITS2);
                                     ^
206.       if (!(BN_lshift(sdiv, divisor, norm_shift)))
207.           goto err;

crypto/bn/bn_lib.c:167:9: Assignment
  165.   
  166.       if (BN_is_zero(a))
  167.           return 0;
                 ^
  168.       return ((i * BN_BITS2) + BN_num_bits_word(a->d[i]));
  169.   }

crypto/bn/bn_div.c:205:5: Assignment
203.   
204.       /* First we normalise the numbers */
205.       norm_shift = BN_BITS2 - ((BN_num_bits(divisor)) % BN_BITS2);
           ^
206.       if (!(BN_lshift(sdiv, divisor, norm_shift)))
207.           goto err;

crypto/bn/bn_div.c:206:11: Call
204.       /* First we normalise the numbers */
205.       norm_shift = BN_BITS2 - ((BN_num_bits(divisor)) % BN_BITS2);
206.       if (!(BN_lshift(sdiv, divisor, norm_shift)))
                 ^
207.           goto err;
208.       sdiv->neg = 0;

crypto/bn/bn_shift.c:81:1: <Offset trace>
79.   }
80.   
81. > int BN_lshift(BIGNUM *r, const BIGNUM *a, int n)
82.   {
83.       int i, nw, lb, rb;

crypto/bn/bn_shift.c:81:1: Parameter `n`
  79.   }
  80.   
  81. > int BN_lshift(BIGNUM *r, const BIGNUM *a, int n)
  82.   {
  83.       int i, nw, lb, rb;

crypto/bn/bn_shift.c:95:5: Assignment
  93.       }
  94.   
  95.       nw = n / BN_BITS2;
            ^
  96.       if (bn_wexpand(r, a->top + nw + 1) == NULL)
  97.           return (0);

crypto/bn/bn_shift.c:81:1: <Length trace>
79.   }
80.   
81. > int BN_lshift(BIGNUM *r, const BIGNUM *a, int n)
82.   {
83.       int i, nw, lb, rb;

crypto/bn/bn_shift.c:81:1: Parameter `*r->d`
  79.   }
  80.   
  81. > int BN_lshift(BIGNUM *r, const BIGNUM *a, int n)
  82.   {
  83.       int i, nw, lb, rb;

crypto/bn/bn_shift.c:96:9: Call
  94.   
  95.       nw = n / BN_BITS2;
  96.       if (bn_wexpand(r, a->top + nw + 1) == NULL)
                ^
  97.           return (0);
  98.       r->neg = a->neg;

crypto/bn/bn_lib.c:1016:1: Parameter `*a->d`
    1014.   }
    1015.   
    1016. > BIGNUM *bn_wexpand(BIGNUM *a, int words)
    1017.   {
    1018.       return (words <= a->dmax) ? a : bn_expand2(a, words);

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

crypto/bn/bn_shift.c:113:5: Array access: Offset added: [0, 1016] Size: [0, 536870848] by call to `BN_lshift` 
  111.               t[nw + i] = (l << lb) & BN_MASK2;
  112.           }
  113.       memset(t, 0, sizeof(*t) * nw);
             ^
  114.       r->top = a->top + nw + 1;
  115.       bn_correct_top(r);
