crypto/srp/srp_lib.c:198: error: BUFFER_OVERRUN_L3
  Offset: [1, +oo] Size: [0, 8388607] by call to `BN_mod_exp`.
Showing all 20 steps of the trace


crypto/srp/srp_lib.c:189:10: Call
187.       if ((k = srp_Calc_k(N, g)) == NULL)
188.           goto err;
189.       if (!BN_mod_mul(tmp2, tmp, k, N, bn_ctx))
                ^
190.           goto err;
191.       if (!BN_mod_sub(tmp, B, tmp2, N, bn_ctx))

crypto/bn/bn_mod.c:73:1: Parameter `r->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/srp/srp_lib.c:198:23: Call
196.           goto err;
197.       K = BN_new();
198.       if (K != NULL && !BN_mod_exp(K, tmp, tmp2, N, bn_ctx)) {
                             ^
199.           BN_free(K);
200.           K = NULL;

crypto/bn/bn_exp.c:91:1: Parameter `a->top`
  89.   }
  90.   
  91. > int BN_mod_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, const BIGNUM *m,
  92.                  BN_CTX *ctx)
  93.   {

crypto/bn/bn_exp.c:151:19: Call
  149.           } else
  150.   # endif
  151.               ret = BN_mod_exp_mont(r, a, p, m, ctx, NULL);
                           ^
  152.       } else
  153.   #endif

crypto/bn/bn_exp.c:301:1: Parameter `a->top`
    299.   }
    300.   
    301. > int BN_mod_exp_mont(BIGNUM *rr, const BIGNUM *a, const BIGNUM *p,
    302.                       const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *in_mont)
    303.   {

crypto/bn/bn_exp.c:313:16: Call
    311.   
    312.       if (BN_get_flags(p, BN_FLG_CONSTTIME) != 0) {
    313.           return BN_mod_exp_mont_consttime(rr, a, p, m, ctx, in_mont);
                          ^
    314.       }
    315.   

crypto/bn/bn_exp.c:601:1: Parameter `a->top`
      599.    * http://www.daemonology.net/hyperthreading-considered-harmful/)
      600.    */
      601. > int BN_mod_exp_mont_consttime(BIGNUM *rr, const BIGNUM *a, const BIGNUM *p,
      602.                                 const BIGNUM *m, BN_CTX *ctx,
      603.                                 BN_MONT_CTX *in_mont)

crypto/bn/bn_exp.c:754:14: Call
      752.       /* prepare a^1 in Montgomery domain */
      753.       if (a->neg || BN_ucmp(a, m) >= 0) {
      754.           if (!BN_mod(&am, a, m, ctx))
                          ^
      755.               goto err;
      756.           if (!BN_to_montgomery(&am, &am, mont, ctx))

crypto/bn/bn_div.c:140:1: Parameter `num->top`
        138.    * If 'dv' or 'rm' is NULL, the respective value is not returned.
        139.    */
        140. > int BN_div(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, const BIGNUM *divisor,
        141.              BN_CTX *ctx)
        142.   {

crypto/bn/bn_div.c:210:11: Call
        208.       sdiv->neg = 0;
        209.       norm_shift += BN_BITS2;
        210.       if (!(BN_lshift(snum, num, norm_shift)))
                         ^
        211.           goto err;
        212.       snum->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_exp` 
          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.           }
