test/ectest.c:77: error: BUFFER_OVERRUN_L3
  Offset added: [8, +oo] Size: [0, 67108856] by call to `BN_set_word`.
Showing all 21 steps of the trace


test/ectest.c:65:10: Call
63.           goto err;
64.   
65.       if (!TEST_true(EC_GROUP_get_order(group, order, ctx))
               ^
66.           || !TEST_true(EC_POINT_mul(group, Q, order, NULL, NULL, ctx))
67.           || !TEST_true(EC_POINT_is_at_infinity(group, Q))

crypto/ec/ec_lib.c:321:1: Parameter `order->top`
  319.   }
  320.   
  321. > int EC_GROUP_get_order(const EC_GROUP *group, BIGNUM *order, BN_CTX *ctx)
  322.   {
  323.       if (group->order == NULL)

test/ectest.c:77:14: Call
75.           const EC_POINT *points[6];
76.   
77.           if (!TEST_true(BN_set_word(n1, i))
                   ^
78.               /*
79.                * If i == 1, P will be the predefined generator for which

crypto/bn/bn_lib.c:395:1: Parameter `a->top`
  393.   }
  394.   
  395. > int BN_set_word(BIGNUM *a, BN_ULONG w)
  396.   {
  397.       bn_check_top(a);

crypto/bn/bn_lib.c:398:9: Call
  396.   {
  397.       bn_check_top(a);
  398.       if (bn_expand(a, (int)sizeof(BN_ULONG) * 8) == NULL)
                 ^
  399.           return (0);
  400.       a->neg = 0;

crypto/bn/bn_lcl.h:660:1: Parameter `a->top`
    658.                            const BIGNUM *add, const BIGNUM *rem, BN_CTX *ctx);
    659.   
    660. > static ossl_inline BIGNUM *bn_expand(BIGNUM *a, int bits)
    661.   {
    662.       if (bits > (INT_MAX - BN_BITS2 + 1))

crypto/bn/bn_lcl.h:668:12: Call
    666.           return a;
    667.   
    668.       return bn_expand2((a),(bits+BN_BITS2-1)/BN_BITS2);
                      ^
    669.   }
    670.   

crypto/bn/bn_lib.c:284:1: Parameter `b->top`
      282.    */
      283.   
      284. > BIGNUM *bn_expand2(BIGNUM *b, int words)
      285.   {
      286.       bn_check_top(b);

crypto/bn/bn_lib.c:289:23: Call
      287.   
      288.       if (words > b->dmax) {
      289.           BN_ULONG *a = bn_expand_internal(b, words);
                                   ^
      290.           if (!a)
      291.               return NULL;

crypto/bn/bn_lib.c:246:1: <Offset trace>
244.   /* This is used by bn_expand2() */
245.   /* The caller MUST check that words > b->dmax before calling this */
246. > static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
247.   {
248.       BN_ULONG *a = NULL;

crypto/bn/bn_lib.c:246:1: Parameter `b->top`
        244.   /* This is used by bn_expand2() */
        245.   /* The caller MUST check that words > b->dmax before calling this */
        246. > static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
        247.   {
        248.       BN_ULONG *a = NULL;

crypto/bn/bn_lib.c:246:1: <Length trace>
244.   /* This is used by bn_expand2() */
245.   /* The caller MUST check that words > b->dmax before calling this */
246. > static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
247.   {
248.       BN_ULONG *a = NULL;

crypto/bn/bn_lib.c:246:1: Parameter `words`
        244.   /* This is used by bn_expand2() */
        245.   /* The caller MUST check that words > b->dmax before calling this */
        246. > static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
        247.   {
        248.       BN_ULONG *a = NULL;

crypto/bn/bn_lib.c:263:13: Call
        261.           a = OPENSSL_secure_zalloc(words * sizeof(*a));
        262.       else
        263.           a = OPENSSL_zalloc(words * sizeof(*a));
                           ^
        264.       if (a == NULL) {
        265.           BNerr(BN_F_BN_EXPAND_INTERNAL, ERR_R_MALLOC_FAILURE);

crypto/mem.c:186:1: Parameter `num`
          184.   }
          185.   
          186. > void *CRYPTO_zalloc(size_t num, const char *file, int line)
          187.   {
          188.       void *ret = CRYPTO_malloc(num, file, line);

crypto/mem.c:188:17: Call
          186.   void *CRYPTO_zalloc(size_t num, const char *file, int line)
          187.   {
          188.       void *ret = CRYPTO_malloc(num, file, line);
                                 ^
          189.   
          190.       FAILTEST();

crypto/mem.c:166:9: Assignment
            164.   
            165.       if (num == 0)
            166.           return NULL;
                           ^
            167.   
            168.       FAILTEST();

crypto/mem.c:188:5: Assignment
          186.   void *CRYPTO_zalloc(size_t num, const char *file, int line)
          187.   {
          188.       void *ret = CRYPTO_malloc(num, file, line);
                     ^
          189.   
          190.       FAILTEST();

crypto/mem.c:193:5: Assignment
          191.       if (ret != NULL)
          192.           memset(ret, 0, num);
          193.       return ret;
                     ^
          194.   }
          195.   

crypto/bn/bn_lib.c:263:9: Assignment
        261.           a = OPENSSL_secure_zalloc(words * sizeof(*a));
        262.       else
        263.           a = OPENSSL_zalloc(words * sizeof(*a));
                       ^
        264.       if (a == NULL) {
        265.           BNerr(BN_F_BN_EXPAND_INTERNAL, ERR_R_MALLOC_FAILURE);

crypto/bn/bn_lib.c:271:9: Array access: Offset added: [8, +oo] Size: [0, 67108856] by call to `BN_set_word` 
        269.       assert(b->top <= words);
        270.       if (b->top > 0)
        271.           memcpy(a, b->d, sizeof(*a) * b->top);
                       ^
        272.   
        273.       return a;
