crypto/dh/dh_key.c:190: error: BUFFER_OVERRUN_L3
  Offset added: [8, +oo] Size: [0, 67108856] by call to `DH_check_pub_key`.
Showing all 24 steps of the trace


crypto/dh/dh_key.c:156:1: Parameter `dh->p->top`
154.   }
155.   
156. > static int compute_key(unsigned char *key, const BIGNUM *pub_key, DH *dh)
157.   {
158.       BN_CTX *ctx = NULL;

crypto/dh/dh_key.c:164:9: Call
162.       int check_result;
163.   
164.       if (BN_num_bits(dh->p) > OPENSSL_DH_MAX_MODULUS_BITS) {
               ^
165.           DHerr(DH_F_COMPUTE_KEY, DH_R_MODULUS_TOO_LARGE);
166.           goto err;

crypto/bn/bn_lib.c:166:9: Call
  164.       bn_check_top(a);
  165.   
  166.       if (BN_is_zero(a))
                 ^
  167.           return 0;
  168.       return ((i * BN_BITS2) + BN_num_bits_word(a->d[i]));

crypto/bn/bn_lib.c:855:1: Parameter `a->top`
    853.   }
    854.   
    855. > int BN_is_zero(const BIGNUM *a)
    856.   {
    857.       return a->top == 0;

crypto/dh/dh_key.c:190:10: Call
188.       }
189.   
190.       if (!DH_check_pub_key(dh, pub_key, &check_result) || check_result) {
                ^
191.           DHerr(DH_F_COMPUTE_KEY, DH_R_INVALID_PUBKEY);
192.           goto err;

crypto/dh/dh_check.c:145:1: Parameter `dh->p->top`
  143.   }
  144.   
  145. > int DH_check_pub_key(const DH *dh, const BIGNUM *pub_key, int *ret)
  146.   {
  147.       int ok = 0;

crypto/dh/dh_check.c:161:9: Call
  159.       if (BN_cmp(pub_key, tmp) <= 0)
  160.           *ret |= DH_CHECK_PUBKEY_TOO_SMALL;
  161.       if (BN_copy(tmp, dh->p) == NULL || !BN_sub_word(tmp, 1))
                 ^
  162.           goto err;
  163.       if (BN_cmp(pub_key, tmp) >= 0)

crypto/bn/bn_lib.c:323:1: Parameter `b->top`
    321.   }
    322.   
    323. > BIGNUM *BN_copy(BIGNUM *a, const BIGNUM *b)
    324.   {
    325.       bn_check_top(b);

crypto/dh/dh_check.c:168:14: Call
  166.       if (dh->q != NULL) {
  167.           /* Check pub_key^q == 1 mod p */
  168.           if (!BN_mod_exp(tmp, pub_key, dh->q, dh->p, ctx))
                      ^
  169.               goto err;
  170.           if (!BN_is_one(tmp))

crypto/bn/bn_exp.c:88:1: Parameter `m->top`
    86.   }
    87.   
    88. > int BN_mod_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, const BIGNUM *m,
    89.                  BN_CTX *ctx)
    90.   {

crypto/bn/bn_exp.c:133:9: Call
    131.   
    132.   #ifdef MONT_MUL_MOD
    133.       if (BN_is_odd(m)) {
                   ^
    134.   # ifdef MONT_EXP_WORD
    135.           if (a->top == 1 && !a->neg

crypto/bn/bn_lib.c:870:1: Parameter `a->top`
      868.   }
      869.   
      870. > int BN_is_odd(const BIGNUM *a)
      871.   {
      872.       return (a->top > 0) && (a->d[0] & 1);

crypto/bn/bn_exp.c:146:15: Call
    144.   #ifdef RECP_MUL_MOD
    145.       {
    146.           ret = BN_mod_exp_recp(r, a, p, m, ctx);
                         ^
    147.       }
    148.   #else

crypto/bn/bn_exp.c:158:1: Parameter `m->top`
      156.   }
      157.   
      158. > int BN_mod_exp_recp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
      159.                       const BIGNUM *m, BN_CTX *ctx)
      160.   {

crypto/bn/bn_exp.c:201:13: Call
      199.               goto err;
      200.       } else {
      201.           if (BN_RECP_CTX_set(&recp, m, ctx) <= 0)
                         ^
      202.               goto err;
      203.       }

crypto/bn/bn_recp.c:44:1: Parameter `d->top`
        42.   }
        43.   
        44. > int BN_RECP_CTX_set(BN_RECP_CTX *recp, const BIGNUM *d, BN_CTX *ctx)
        45.   {
        46.       if (!BN_copy(&(recp->N), d))

crypto/bn/bn_recp.c:46:10: Call
        44.   int BN_RECP_CTX_set(BN_RECP_CTX *recp, const BIGNUM *d, BN_CTX *ctx)
        45.   {
        46.       if (!BN_copy(&(recp->N), d))
                       ^
        47.           return 0;
        48.       BN_zero(&(recp->Nr));

crypto/bn/bn_lib.c:323:1: <Offset trace>
321.   }
322.   
323. > BIGNUM *BN_copy(BIGNUM *a, const BIGNUM *b)
324.   {
325.       bn_check_top(b);

crypto/bn/bn_lib.c:323:1: Parameter `b->top`
          321.   }
          322.   
          323. > BIGNUM *BN_copy(BIGNUM *a, const BIGNUM *b)
          324.   {
          325.       bn_check_top(b);

crypto/bn/bn_lib.c:323:1: <Length trace>
321.   }
322.   
323. > BIGNUM *BN_copy(BIGNUM *a, const BIGNUM *b)
324.   {
325.       bn_check_top(b);

crypto/bn/bn_lib.c:323:1: Parameter `*a->d`
          321.   }
          322.   
          323. > BIGNUM *BN_copy(BIGNUM *a, const BIGNUM *b)
          324.   {
          325.       bn_check_top(b);

crypto/bn/bn_lib.c:329:9: Call
          327.       if (a == b)
          328.           return a;
          329.       if (bn_wexpand(a, b->top) == NULL)
                         ^
          330.           return NULL;
          331.   

crypto/bn/bn_lib.c:951:1: Parameter `*a->d`
            949.   }
            950.   
            951. > BIGNUM *bn_wexpand(BIGNUM *a, int words)
            952.   {
            953.       return (words <= a->dmax) ? a : bn_expand2(a, words);

crypto/bn/bn_lib.c:333:9: Array access: Offset added: [8, +oo] Size: [0, 67108856] by call to `DH_check_pub_key` 
          331.   
          332.       if (b->top > 0)
          333.           memcpy(a->d, b->d, sizeof(b->d[0]) * b->top);
                         ^
          334.   
          335.       if (BN_get_flags(b, BN_FLG_CONSTTIME) != 0)
