crypto/dh/dh_key.c:178: error: BUFFER_OVERRUN_L3
  Offset added: [8, +oo] Size: [0, 536870848] by call to `DH_check_pub_key`.
Showing all 14 steps of the trace


crypto/dh/dh_key.c:144:1: Parameter `dh->p->top`
142.   }
143.   
144. > static int compute_key(unsigned char *key, const BIGNUM *pub_key, DH *dh)
145.   {
146.       BN_CTX *ctx = NULL;

crypto/dh/dh_key.c:152:9: Call
150.       int check_result;
151.   
152.       if (BN_num_bits(dh->p) > OPENSSL_DH_MAX_MODULUS_BITS) {
               ^
153.           DHerr(DH_F_COMPUTE_KEY, DH_R_MODULUS_TOO_LARGE);
154.           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:852:1: Parameter `a->top`
    850.   }
    851.   
    852. > int BN_is_zero(const BIGNUM *a)
    853.   {
    854.       return a->top == 0;

crypto/dh/dh_key.c:178:10: Call
176.       }
177.   
178.       if (!DH_check_pub_key(dh, pub_key, &check_result) || check_result) {
                ^
179.           DHerr(DH_F_COMPUTE_KEY, DH_R_INVALID_PUBKEY);
180.           goto err;

crypto/dh/dh_check.c:147:1: Parameter `dh->p->top`
  145.   }
  146.   
  147. > int DH_check_pub_key(const DH *dh, const BIGNUM *pub_key, int *ret)
  148.   {
  149.       int ok = 0;

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

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:948:1: Parameter `*a->d`
      946.   }
      947.   
      948. > BIGNUM *bn_wexpand(BIGNUM *a, int words)
      949.   {
      950.       return (words <= a->dmax) ? a : bn_expand2(a, words);

crypto/bn/bn_lib.c:333:9: Array access: Offset added: [8, +oo] Size: [0, 536870848] 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.       a->top = b->top;
