crypto/ec/ec_asn1.c:785: error: BUFFER_OVERRUN_L3
  Offset: [1, +oo] Size: [0, 8388607] by call to `EC_POINT_oct2point`.
Showing all 28 steps of the trace


crypto/ec/ec_asn1.c:621:9: Call
619.           goto err;
620.       }
621.       a = BN_bin2bn(params->curve->a->data, params->curve->a->length, NULL);
               ^
622.       if (a == NULL) {
623.           ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, ERR_R_BN_LIB);

crypto/bn/bn_lib.c:416:9: Assignment
  414.       n = len;
  415.       if (n == 0) {
  416.           ret->top = 0;
                 ^
  417.           return ret;
  418.       }

crypto/ec/ec_asn1.c:681:18: Call
679.               if (!BN_set_bit(p, (int)tmp_long))
680.                   goto err;
681.               if (!BN_set_bit(p, 0))
                        ^
682.                   goto err;
683.           } else if (tmp == NID_X9_62_ppBasis) {

crypto/bn/bn_lib.c:616:1: Parameter `a->top`
  614.   }
  615.   
  616. > int BN_set_bit(BIGNUM *a, int n)
  617.   {
  618.       int i, j, k;

crypto/ec/ec_asn1.c:785:10: Call
783.   
784.       /* extract the ec point */
785.       if (!EC_POINT_oct2point(ret, point, params->base->data,
                ^
786.                               params->base->length, NULL)) {
787.           ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, ERR_R_EC_LIB);

crypto/ec/ec_oct.c:113:1: Parameter `group->field->top`
  111.   }
  112.   
  113. > int EC_POINT_oct2point(const EC_GROUP *group, EC_POINT *point,
  114.                          const unsigned char *buf, size_t len, BN_CTX *ctx)
  115.   {

crypto/ec/ec_oct.c:135:20: Call
  133.           }
  134.   #else
  135.               return ec_GF2m_simple_oct2point(group, point, buf, len, ctx);
                            ^
  136.   #endif
  137.       }

crypto/ec/ec2_oct.c:235:1: Parameter `group->field->top`
    233.    * simple implementation only uses affine coordinates.
    234.    */
    235. > int ec_GF2m_simple_oct2point(const EC_GROUP *group, EC_POINT *point,
    236.                                const unsigned char *buf, size_t len,
    237.                                BN_CTX *ctx)

crypto/ec/ec2_oct.c:304:14: Call
    302.   
    303.       if (form == POINT_CONVERSION_COMPRESSED) {
    304.           if (!EC_POINT_set_compressed_coordinates_GF2m
                        ^
    305.               (group, point, x, y_bit, ctx))
    306.               goto err;

crypto/ec/ec_oct.c:54:1: Parameter `group->field->top`
      52.   
      53.   #ifndef OPENSSL_NO_EC2M
      54. > int EC_POINT_set_compressed_coordinates_GF2m(const EC_GROUP *group,
      55.                                                EC_POINT *point, const BIGNUM *x,
      56.                                                int y_bit, BN_CTX *ctx)

crypto/ec/ec_oct.c:71:20: Call
      69.       if (group->meth->flags & EC_FLAGS_DEFAULT_OCT) {
      70.           if (group->meth->field_type == NID_X9_62_prime_field)
      71.               return ec_GFp_simple_set_compressed_coordinates(group, point, x,
                               ^
      72.                                                               y_bit, ctx);
      73.           else

crypto/ec/ecp_oct.c:16:1: Parameter `group->field->top`
        14.   #include "ec_lcl.h"
        15.   
        16. > int ec_GFp_simple_set_compressed_coordinates(const EC_GROUP *group,
        17.                                                EC_POINT *point,
        18.                                                const BIGNUM *x_, int y_bit,

crypto/ec/ecp_oct.c:51:10: Call
        49.   
        50.       /* tmp1 := x^3 */
        51.       if (!BN_nnmod(x, x_, group->field, ctx))
                       ^
        52.           goto err;
        53.       if (group->meth->field_decode == 0) {

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:199:31: Call
            197.   
            198.       /* First we normalise the numbers */
            199.       norm_shift = BN_BITS2 - ((BN_num_bits(divisor)) % BN_BITS2);
                                                 ^
            200.       if (!(BN_lshift(sdiv, divisor, norm_shift)))
            201.           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:199:5: Assignment
            197.   
            198.       /* First we normalise the numbers */
            199.       norm_shift = BN_BITS2 - ((BN_num_bits(divisor)) % BN_BITS2);
                       ^
            200.       if (!(BN_lshift(sdiv, divisor, norm_shift)))
            201.           goto err;

crypto/bn/bn_div.c:200:11: Call
            198.       /* First we normalise the numbers */
            199.       norm_shift = BN_BITS2 - ((BN_num_bits(divisor)) % BN_BITS2);
            200.       if (!(BN_lshift(sdiv, divisor, norm_shift)))
                             ^
            201.           goto err;
            202.       sdiv->neg = 0;

crypto/bn/bn_shift.c:83:1: <Offset trace>
81.   }
82.   
83. > int BN_lshift(BIGNUM *r, const BIGNUM *a, int n)
84.   {
85.       int i, nw, lb, rb;

crypto/bn/bn_shift.c:83:1: Parameter `n`
              81.   }
              82.   
              83. > int BN_lshift(BIGNUM *r, const BIGNUM *a, int n)
              84.   {
              85.       int i, nw, lb, rb;

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

crypto/bn/bn_shift.c:83:1: <Length trace>
81.   }
82.   
83. > int BN_lshift(BIGNUM *r, const BIGNUM *a, int n)
84.   {
85.       int i, nw, lb, rb;

crypto/bn/bn_shift.c:83:1: Parameter `*r->d`
              81.   }
              82.   
              83. > int BN_lshift(BIGNUM *r, const BIGNUM *a, int n)
              84.   {
              85.       int i, nw, lb, rb;

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

crypto/bn/bn_lib.c:940:1: Parameter `*a->d`
                938.   }
                939.   
                940. > BIGNUM *bn_wexpand(BIGNUM *a, int words)
                941.   {
                942.       return (words <= a->dmax) ? a : bn_expand2(a, words);

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

crypto/bn/bn_shift.c:112:13: Array access: Offset: [1, +oo] Size: [0, 8388607] by call to `EC_POINT_oct2point` 
              110.           for (i = a->top - 1; i >= 0; i--) {
              111.               l = f[i];
              112.               t[nw + i + 1] |= (l >> rb) & BN_MASK2;
                                 ^
              113.               t[nw + i] = (l << lb) & BN_MASK2;
              114.           }
