crypto/dsa/dsa_ossl.c:285: error: BUFFER_OVERRUN_L3
  Offset: [1, +oo] Size: [0, 8388607] by call to `BN_mod_mul`.
Showing all 21 steps of the trace


crypto/dsa/dsa_ossl.c:270:10: Call
268.        * Calculate W = inv(S) mod Q save W in u2
269.        */
270.       if ((BN_mod_inverse(u2, s, dsa->q, ctx)) == NULL)
                ^
271.           goto err;
272.   

crypto/bn/bn_gcd.c:129:10: Call
  127.       BIGNUM *rv;
  128.       int noinv;
  129.       rv = int_bn_mod_inverse(in, a, n, ctx, &noinv);
                  ^
  130.       if (noinv)
  131.           BNerr(BN_F_BN_MOD_INVERSE, BN_R_NO_INVERSE);

crypto/bn/bn_gcd.c:135:1: Parameter `n->top`
    133.   }
    134.   
    135. > BIGNUM *int_bn_mod_inverse(BIGNUM *in,
    136.                              const BIGNUM *a, const BIGNUM *n, BN_CTX *ctx,
    137.                              int *pnoinv)

crypto/dsa/dsa_ossl.c:285:10: Call
283.   
284.       /* u1 = M * w mod q */
285.       if (!BN_mod_mul(u1, u1, u2, dsa->q, ctx))
                ^
286.           goto err;
287.   

crypto/bn/bn_mod.c:73:1: Parameter `m->top`
  71.   
  72.   /* slow but works */
  73. > int BN_mod_mul(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, const BIGNUM *m,
  74.                  BN_CTX *ctx)
  75.   {

crypto/bn/bn_mod.c:93:10: Call
  91.               goto err;
  92.       }
  93.       if (!BN_nnmod(r, t, m, ctx))
                 ^
  94.           goto err;
  95.       bn_check_top(r);

crypto/bn/bn_mod.c:13:1: Parameter `d->top`
    11.   #include "bn_lcl.h"
    12.   
    13. > int BN_nnmod(BIGNUM *r, const BIGNUM *m, const BIGNUM *d, BN_CTX *ctx)
    14.   {
    15.       /*

crypto/bn/bn_mod.c:20:11: Call
    18.        */
    19.   
    20.       if (!(BN_mod(r, m, d, ctx)))
                    ^
    21.           return 0;
    22.       if (!r->neg)

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:110:13: Array access: Offset: [1, +oo] Size: [0, 8388607] by call to `BN_mod_mul` 
        108.           for (i = a->top - 1; i >= 0; i--) {
        109.               l = f[i];
        110.               t[nw + i + 1] |= (l >> rb) & BN_MASK2;
                           ^
        111.               t[nw + i] = (l << lb) & BN_MASK2;
        112.           }
