crypto/bn/bn_prime.c:221: error: BUFFER_OVERRUN_L3
  Offset added: [8, +oo] Size: [0, 67108856] by call to `BN_pseudo_rand_range`.
Showing all 25 steps of the trace


crypto/bn/bn_prime.c:197:10: Call
195.   
196.       /* compute A1 := a - 1 */
197.       if (!BN_copy(A1, a))
                ^
198.           goto err;
199.       if (!BN_sub_word(A1, 1))

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

crypto/bn/bn_prime.c:221:14: Call
219.   
220.       for (i = 0; i < checks; i++) {
221.           if (!BN_pseudo_rand_range(check, A1))
                    ^
222.               goto err;
223.           if (!BN_add_word(check, 1))

crypto/bn/bn_rand.c:182:1: Parameter `r->top`
  180.   }
  181.   
  182. > int BN_pseudo_rand_range(BIGNUM *r, const BIGNUM *range)
  183.   {
  184.       return bn_rand_range(1, r, range);

crypto/bn/bn_rand.c:184:12: Call
  182.   int BN_pseudo_rand_range(BIGNUM *r, const BIGNUM *range)
  183.   {
  184.       return bn_rand_range(1, r, range);
                    ^
  185.   }
  186.   

crypto/bn/bn_rand.c:112:1: Parameter `r->top`
    110.   
    111.   /* random number r:  0 <= r < range */
    112. > static int bn_rand_range(int pseudo, BIGNUM *r, const BIGNUM *range)
    113.   {
    114.       int (*bn_rand) (BIGNUM *, int, int, int) =

crypto/bn/bn_rand.c:129:9: Call
    127.   
    128.       if (n == 1)
    129.           BN_zero(r);
                   ^
    130.       else if (!BN_is_bit_set(range, n - 2) && !BN_is_bit_set(range, n - 3)) {
    131.           /*

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_pseudo_rand_range` 
            269.       assert(b->top <= words);
            270.       if (b->top > 0)
            271.           memcpy(a, b->d, sizeof(*a) * b->top);
                           ^
            272.   
            273.       return a;
