crypto/ec/ec_lib.c:302: error: BUFFER_OVERRUN_L3
  Offset added: [8, +oo] Size: [0, 67108856] by call to `ec_precompute_mont_data`.
Showing all 18 steps of the trace


crypto/ec/ec_lib.c:285:14: Call
283.   
284.       if (order != NULL) {
285.           if (!BN_copy(group->order, order))
                    ^
286.               return 0;
287.       } else

crypto/bn/bn_lib.c:280:1: Parameter `a->top`
  278.   }
  279.   
  280. > BIGNUM *BN_copy(BIGNUM *a, const BIGNUM *b)
  281.   {
  282.       bn_check_top(b);

crypto/ec/ec_lib.c:301:9: Call
299.        * |group->mont_data| will be NULL in this case.
300.        */
301.       if (BN_is_odd(group->order)) {
               ^
302.           return ec_precompute_mont_data(group);
303.       }

crypto/bn/bn_lib.c:861:1: Parameter `a->top`
  859.   }
  860.   
  861. > int BN_is_odd(const BIGNUM *a)
  862.   {
  863.       return (a->top > 0) && (a->d[0] & 1);

crypto/ec/ec_lib.c:302:16: Call
300.        */
301.       if (BN_is_odd(group->order)) {
302.           return ec_precompute_mont_data(group);
                      ^
303.       }
304.   

crypto/ec/ec_lib.c:974:1: Parameter `group->order->top`
  972.    * returns one on success. On error it returns zero.
  973.    */
  974. > static int ec_precompute_mont_data(EC_GROUP *group)
  975.   {
  976.       BN_CTX *ctx = BN_CTX_new();

crypto/ec/ec_lib.c:989:10: Call
  987.           goto err;
  988.   
  989.       if (!BN_MONT_CTX_set(group->mont_data, group->order, ctx)) {
                  ^
  990.           BN_MONT_CTX_free(group->mont_data);
  991.           group->mont_data = NULL;

crypto/bn/bn_mont.c:233:1: Parameter `mod->top`
    231.   }
    232.   
    233. > int BN_MONT_CTX_set(BN_MONT_CTX *mont, const BIGNUM *mod, BN_CTX *ctx)
    234.   {
    235.       int ret = 0;

crypto/bn/bn_mont.c:238:9: Call
    236.       BIGNUM *Ri, *R;
    237.   
    238.       if (BN_is_zero(mod))
                   ^
    239.           return 0;
    240.   

crypto/bn/bn_lib.c:846:1: Parameter `a->top`
      844.   }
      845.   
      846. > int BN_is_zero(const BIGNUM *a)
      847.   {
      848.       return a->top == 0;

crypto/bn/bn_mont.c:245:10: Call
    243.           goto err;
    244.       R = &(mont->RR);            /* grab RR as a temp */
    245.       if (!BN_copy(&(mont->N), mod))
                    ^
    246.           goto err;               /* Set N */
    247.       if (BN_get_flags(mod, BN_FLG_CONSTTIME) != 0)

crypto/bn/bn_lib.c:280:1: <Offset trace>
278.   }
279.   
280. > BIGNUM *BN_copy(BIGNUM *a, const BIGNUM *b)
281.   {
282.       bn_check_top(b);

crypto/bn/bn_lib.c:280:1: Parameter `b->top`
      278.   }
      279.   
      280. > BIGNUM *BN_copy(BIGNUM *a, const BIGNUM *b)
      281.   {
      282.       bn_check_top(b);

crypto/bn/bn_lib.c:280:1: <Length trace>
278.   }
279.   
280. > BIGNUM *BN_copy(BIGNUM *a, const BIGNUM *b)
281.   {
282.       bn_check_top(b);

crypto/bn/bn_lib.c:280:1: Parameter `*a->d`
      278.   }
      279.   
      280. > BIGNUM *BN_copy(BIGNUM *a, const BIGNUM *b)
      281.   {
      282.       bn_check_top(b);

crypto/bn/bn_lib.c:286:9: Call
      284.       if (a == b)
      285.           return a;
      286.       if (bn_wexpand(a, b->top) == NULL)
                     ^
      287.           return NULL;
      288.   

crypto/bn/bn_lib.c:942:1: Parameter `*a->d`
        940.   }
        941.   
        942. > BIGNUM *bn_wexpand(BIGNUM *a, int words)
        943.   {
        944.       return (words <= a->dmax) ? a : bn_expand2(a, words);

crypto/bn/bn_lib.c:290:9: Array access: Offset added: [8, +oo] Size: [0, 67108856] by call to `ec_precompute_mont_data` 
      288.   
      289.       if (b->top > 0)
      290.           memcpy(a->d, b->d, sizeof(b->d[0]) * b->top);
                     ^
      291.   
      292.       a->neg = b->neg;
