crypto/bn/bn_x931p.c:27: error: BUFFER_OVERRUN_L3
  Offset added: [8, +oo] Size: [0, 67108856] by call to `BN_add_word`.
Showing all 23 steps of the trace


crypto/bn/bn_x931p.c:25:10: Call
23.   {
24.       int i = 0, is_prime;
25.       if (!BN_copy(pi, Xpi))
               ^
26.           return 0;
27.       if (!BN_is_odd(pi) && !BN_add_word(pi, 1))

crypto/bn/bn_lib.c:312:1: Parameter `a->top`
  310.   }
  311.   
  312. > BIGNUM *BN_copy(BIGNUM *a, const BIGNUM *b)
  313.   {
  314.       bn_check_top(b);

crypto/bn/bn_x931p.c:27:10: Call
25.       if (!BN_copy(pi, Xpi))
26.           return 0;
27.       if (!BN_is_odd(pi) && !BN_add_word(pi, 1))
               ^
28.           return 0;
29.       for (;;) {

crypto/bn/bn_lib.c:859:1: Parameter `a->top`
  857.   }
  858.   
  859. > int BN_is_odd(const BIGNUM *a)
  860.   {
  861.       return (a->top > 0) && (a->d[0] & 1);

crypto/bn/bn_x931p.c:27:28: Call
25.       if (!BN_copy(pi, Xpi))
26.           return 0;
27.       if (!BN_is_odd(pi) && !BN_add_word(pi, 1))
                                 ^
28.           return 0;
29.       for (;;) {

crypto/bn/bn_word.c:120:10: Assignment
  118.           return i;
  119.       }
  120.       for (i = 0; w != 0 && i < a->top; i++) {
                  ^
  121.           a->d[i] = l = (a->d[i] + w) & BN_MASK2;
  122.           w = (w > l) ? 1 : 0;

crypto/bn/bn_word.c:125:13: Call
  123.       }
  124.       if (w && i == a->top) {
  125.           if (bn_wexpand(a, a->top + 1) == NULL)
                     ^
  126.               return 0;
  127.           a->top++;

crypto/bn/bn_lib.c:940:1: Parameter `a->top`
    938.   }
    939.   
    940. > BIGNUM *bn_wexpand(BIGNUM *a, int words)
    941.   {
    942.       return (words <= a->dmax) ? a : bn_expand2(a, words);

crypto/bn/bn_lib.c:942:37: Call
    940.   BIGNUM *bn_wexpand(BIGNUM *a, int words)
    941.   {
    942.       return (words <= a->dmax) ? a : bn_expand2(a, words);
                                               ^
    943.   }
    944.   

crypto/bn/bn_lib.c:273:1: Parameter `b->top`
      271.    */
      272.   
      273. > BIGNUM *bn_expand2(BIGNUM *b, int words)
      274.   {
      275.       bn_check_top(b);

crypto/bn/bn_lib.c:278:23: Call
      276.   
      277.       if (words > b->dmax) {
      278.           BN_ULONG *a = bn_expand_internal(b, words);
                                   ^
      279.           if (!a)
      280.               return NULL;

crypto/bn/bn_lib.c:235:1: <Offset trace>
233.   /* This is used by bn_expand2() */
234.   /* The caller MUST check that words > b->dmax before calling this */
235. > static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
236.   {
237.       BN_ULONG *a = NULL;

crypto/bn/bn_lib.c:235:1: Parameter `b->top`
        233.   /* This is used by bn_expand2() */
        234.   /* The caller MUST check that words > b->dmax before calling this */
        235. > static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
        236.   {
        237.       BN_ULONG *a = NULL;

crypto/bn/bn_lib.c:235:1: <Length trace>
233.   /* This is used by bn_expand2() */
234.   /* The caller MUST check that words > b->dmax before calling this */
235. > static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
236.   {
237.       BN_ULONG *a = NULL;

crypto/bn/bn_lib.c:235:1: Parameter `words`
        233.   /* This is used by bn_expand2() */
        234.   /* The caller MUST check that words > b->dmax before calling this */
        235. > static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
        236.   {
        237.       BN_ULONG *a = NULL;

crypto/bn/bn_lib.c:252:13: Call
        250.           a = OPENSSL_secure_zalloc(words * sizeof(*a));
        251.       else
        252.           a = OPENSSL_zalloc(words * sizeof(*a));
                           ^
        253.       if (a == NULL) {
        254.           BNerr(BN_F_BN_EXPAND_INTERNAL, ERR_R_MALLOC_FAILURE);

crypto/mem.c:218:1: Parameter `num`
          216.   }
          217.   
          218. > void *CRYPTO_zalloc(size_t num, const char *file, int line)
          219.   {
          220.       void *ret = CRYPTO_malloc(num, file, line);

crypto/mem.c:220:17: Call
          218.   void *CRYPTO_zalloc(size_t num, const char *file, int line)
          219.   {
          220.       void *ret = CRYPTO_malloc(num, file, line);
                                 ^
          221.   
          222.       FAILTEST();

crypto/mem.c:198:9: Assignment
            196.   
            197.       if (num == 0)
            198.           return NULL;
                           ^
            199.   
            200.       FAILTEST();

crypto/mem.c:220:5: Assignment
          218.   void *CRYPTO_zalloc(size_t num, const char *file, int line)
          219.   {
          220.       void *ret = CRYPTO_malloc(num, file, line);
                     ^
          221.   
          222.       FAILTEST();

crypto/mem.c:225:5: Assignment
          223.       if (ret != NULL)
          224.           memset(ret, 0, num);
          225.       return ret;
                     ^
          226.   }
          227.   

crypto/bn/bn_lib.c:252:9: Assignment
        250.           a = OPENSSL_secure_zalloc(words * sizeof(*a));
        251.       else
        252.           a = OPENSSL_zalloc(words * sizeof(*a));
                       ^
        253.       if (a == NULL) {
        254.           BNerr(BN_F_BN_EXPAND_INTERNAL, ERR_R_MALLOC_FAILURE);

crypto/bn/bn_lib.c:260:9: Array access: Offset added: [8, +oo] Size: [0, 67108856] by call to `BN_add_word` 
        258.       assert(b->top <= words);
        259.       if (b->top > 0)
        260.           memcpy(a, b->d, sizeof(*a) * b->top);
                       ^
        261.   
        262.       return a;
