crypto/ec/ecp_smpl.c:291: error: BUFFER_OVERRUN_L3
  Offset: [1, +oo] Size: [0, 8388607] by call to `BN_lshift`.
Showing all 12 steps of the trace


crypto/ec/ecp_smpl.c:272:14: Call
270.               goto err;
271.       } else {
272.           if (!BN_copy(a, group->a))
                    ^
273.               goto err;
274.           if (!BN_copy(b, group->b))

crypto/bn/bn_lib.c:362:1: Parameter `a->top`
  360.   }
  361.   
  362. > BIGNUM *BN_copy(BIGNUM *a, const BIGNUM *b)
  363.   {
  364.       int i;

crypto/ec/ecp_smpl.c:291:14: Call
289.           if (!BN_mod_mul(tmp_2, tmp_1, a, p, ctx))
290.               goto err;
291.           if (!BN_lshift(tmp_1, tmp_2, 2))
                    ^
292.               goto err;
293.           /* tmp_1 = 4*a^3 */

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_lshift` 
  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.           }
