crypto/ec/ec_asn1.c:784: 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:620:9: Call
618.           goto err;
619.       }
620.       a = BN_bin2bn(params->curve->a->data, params->curve->a->length, NULL);
               ^
621.       if (a == NULL) {
622.           ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, ERR_R_BN_LIB);

crypto/bn/bn_lib.c:492:9: Assignment
  490.       n = len;
  491.       if (n == 0) {
  492.           ret->top = 0;
                 ^
  493.           return (ret);
  494.       }

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

crypto/bn/bn_lib.c:690:1: Parameter `a->top`
  688.   }
  689.   
  690. > int BN_set_bit(BIGNUM *a, int n)
  691.   {
  692.       int i, j, k;

crypto/ec/ec_asn1.c:784:10: Call
782.   
783.       /* extract the ec point */
784.       if (!EC_POINT_oct2point(ret, point, params->base->data,
                ^
785.                               params->base->length, NULL)) {
786.           ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, ERR_R_EC_LIB);

crypto/ec/ec_oct.c:118:1: Parameter `group->field->top`
  116.   }
  117.   
  118. > int EC_POINT_oct2point(const EC_GROUP *group, EC_POINT *point,
  119.                          const unsigned char *buf, size_t len, BN_CTX *ctx)
  120.   {

crypto/ec/ec_oct.c:140:20: Call
  138.           }
  139.   #else
  140.               return ec_GF2m_simple_oct2point(group, point, buf, len, ctx);
                            ^
  141.   #endif
  142.       }

crypto/ec/ec2_oct.c:249:1: Parameter `group->field->top`
    247.    * simple implementation only uses affine coordinates.
    248.    */
    249. > int ec_GF2m_simple_oct2point(const EC_GROUP *group, EC_POINT *point,
    250.                                const unsigned char *buf, size_t len,
    251.                                BN_CTX *ctx)

crypto/ec/ec2_oct.c:318:14: Call
    316.   
    317.       if (form == POINT_CONVERSION_COMPRESSED) {
    318.           if (!EC_POINT_set_compressed_coordinates_GF2m
                        ^
    319.               (group, point, x, y_bit, ctx))
    320.               goto err;

crypto/ec/ec_oct.c:59:1: Parameter `group->field->top`
      57.   
      58.   #ifndef OPENSSL_NO_EC2M
      59. > int EC_POINT_set_compressed_coordinates_GF2m(const EC_GROUP *group,
      60.                                                EC_POINT *point, const BIGNUM *x,
      61.                                                int y_bit, BN_CTX *ctx)

crypto/ec/ec_oct.c:76:20: Call
      74.       if (group->meth->flags & EC_FLAGS_DEFAULT_OCT) {
      75.           if (group->meth->field_type == NID_X9_62_prime_field)
      76.               return ec_GFp_simple_set_compressed_coordinates(group, point, x,
                               ^
      77.                                                               y_bit, ctx);
      78.           else

crypto/ec/ecp_oct.c:21:1: Parameter `group->field->top`
        19.   #include "ec_lcl.h"
        20.   
        21. > int ec_GFp_simple_set_compressed_coordinates(const EC_GROUP *group,
        22.                                                EC_POINT *point,
        23.                                                const BIGNUM *x_, int y_bit,

crypto/ec/ecp_oct.c:56:10: Call
        54.   
        55.       /* tmp1 := x^3 */
        56.       if (!BN_nnmod(x, x_, group->field, ctx))
                       ^
        57.           goto err;
        58.       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: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:96:5: Assignment
              94.   
              95.       r->neg = a->neg;
              96.       nw = n / BN_BITS2;
                        ^
              97.       if (bn_wexpand(r, a->top + nw + 1) == NULL)
              98.           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:97:9: Call
              95.       r->neg = a->neg;
              96.       nw = n / BN_BITS2;
              97.       if (bn_wexpand(r, a->top + nw + 1) == NULL)
                             ^
              98.           return (0);
              99.       lb = n % BN_BITS2;

crypto/bn/bn_lib.c:1014:1: Parameter `*a->d`
                1012.   }
                1013.   
                1014. > BIGNUM *bn_wexpand(BIGNUM *a, int words)
                1015.   {
                1016.       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 `EC_POINT_oct2point` 
              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.           }
