crypto/rsa/rsa_ossl.c:436: error: BUFFER_OVERRUN_L3
  Offset added: [8, +oo] Size: [0, 67108856] by call to `rsa_blinding_convert`.
Showing all 25 steps of the trace


crypto/rsa/rsa_ossl.c:414:9: Call
412.   
413.       /* make data into a big number */
414.       if (BN_bin2bn(from, (int)flen, f) == NULL)
               ^
415.           goto err;
416.   

crypto/bn/bn_lib.c:371:1: Parameter `ret->top`
  369.   }
  370.   
  371. > BIGNUM *BN_bin2bn(const unsigned char *s, int len, BIGNUM *ret)
  372.   {
  373.       unsigned int i, m;

crypto/rsa/rsa_ossl.c:436:14: Call
434.               goto err;
435.           }
436.           if (!rsa_blinding_convert(blinding, f, unblind, ctx))
                    ^
437.               goto err;
438.       }

crypto/rsa/rsa_ossl.c:201:1: Parameter `unblind->top`
  199.   }
  200.   
  201. > static int rsa_blinding_convert(BN_BLINDING *b, BIGNUM *f, BIGNUM *unblind,
  202.                                   BN_CTX *ctx)
  203.   {

crypto/rsa/rsa_ossl.c:216:15: Call
  214.   
  215.           BN_BLINDING_lock(b);
  216.           ret = BN_BLINDING_convert_ex(f, unblind, b, ctx);
                       ^
  217.           BN_BLINDING_unlock(b);
  218.   

crypto/bn/bn_blind.c:129:1: Parameter `r->top`
    127.   }
    128.   
    129. > int BN_BLINDING_convert_ex(BIGNUM *n, BIGNUM *r, BN_BLINDING *b, BN_CTX *ctx)
    130.   {
    131.       int ret = 1;

crypto/bn/bn_blind.c:147:14: Call
    145.   
    146.       if (r != NULL) {
    147.           if (!BN_copy(r, b->Ai))
                        ^
    148.               ret = 0;
    149.       }

crypto/bn/bn_lib.c:280:1: Parameter `a->top`
      278.   }
      279.   
      280. > BIGNUM *BN_copy(BIGNUM *a, const BIGNUM *b)
      281.   {
      282.       bn_check_top(b);

crypto/bn/bn_lib.c:286:9: Call
      284.       if (a == b)
      285.           return a;
      286.       if (bn_wexpand(a, b->top) == NULL)
                     ^
      287.           return NULL;
      288.   

crypto/bn/bn_lib.c:942:1: Parameter `a->top`
        940.   }
        941.   
        942. > BIGNUM *bn_wexpand(BIGNUM *a, int words)
        943.   {
        944.       return (words <= a->dmax) ? a : bn_expand2(a, words);

crypto/bn/bn_lib.c:944:37: Call
        942.   BIGNUM *bn_wexpand(BIGNUM *a, int words)
        943.   {
        944.       return (words <= a->dmax) ? a : bn_expand2(a, words);
                                                   ^
        945.   }
        946.   

crypto/bn/bn_lib.c:244:1: Parameter `b->top`
          242.    */
          243.   
          244. > BIGNUM *bn_expand2(BIGNUM *b, int words)
          245.   {
          246.       if (words > b->dmax) {

crypto/bn/bn_lib.c:247:23: Call
          245.   {
          246.       if (words > b->dmax) {
          247.           BN_ULONG *a = bn_expand_internal(b, words);
                                       ^
          248.           if (!a)
          249.               return NULL;

crypto/bn/bn_lib.c:208:1: <Offset trace>
206.   /* This is used by bn_expand2() */
207.   /* The caller MUST check that words > b->dmax before calling this */
208. > static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
209.   {
210.       BN_ULONG *a = NULL;

crypto/bn/bn_lib.c:208:1: Parameter `b->top`
            206.   /* This is used by bn_expand2() */
            207.   /* The caller MUST check that words > b->dmax before calling this */
            208. > static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
            209.   {
            210.       BN_ULONG *a = NULL;

crypto/bn/bn_lib.c:208:1: <Length trace>
206.   /* This is used by bn_expand2() */
207.   /* The caller MUST check that words > b->dmax before calling this */
208. > static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
209.   {
210.       BN_ULONG *a = NULL;

crypto/bn/bn_lib.c:208:1: Parameter `words`
            206.   /* This is used by bn_expand2() */
            207.   /* The caller MUST check that words > b->dmax before calling this */
            208. > static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
            209.   {
            210.       BN_ULONG *a = NULL;

crypto/bn/bn_lib.c:223:13: Call
            221.           a = OPENSSL_secure_zalloc(words * sizeof(*a));
            222.       else
            223.           a = OPENSSL_zalloc(words * sizeof(*a));
                               ^
            224.       if (a == NULL) {
            225.           BNerr(BN_F_BN_EXPAND_INTERNAL, ERR_R_MALLOC_FAILURE);

crypto/mem.c:228:1: Parameter `num`
              226.   }
              227.   
              228. > void *CRYPTO_zalloc(size_t num, const char *file, int line)
              229.   {
              230.       void *ret = CRYPTO_malloc(num, file, line);

crypto/mem.c:230:17: Call
              228.   void *CRYPTO_zalloc(size_t num, const char *file, int line)
              229.   {
              230.       void *ret = CRYPTO_malloc(num, file, line);
                                     ^
              231.   
              232.       FAILTEST();

crypto/mem.c:201:9: Assignment
                199.   
                200.       if (num == 0)
                201.           return NULL;
                               ^
                202.   
                203.       FAILTEST();

crypto/mem.c:230:5: Assignment
              228.   void *CRYPTO_zalloc(size_t num, const char *file, int line)
              229.   {
              230.       void *ret = CRYPTO_malloc(num, file, line);
                         ^
              231.   
              232.       FAILTEST();

crypto/mem.c:235:5: Assignment
              233.       if (ret != NULL)
              234.           memset(ret, 0, num);
              235.       return ret;
                         ^
              236.   }
              237.   

crypto/bn/bn_lib.c:223:9: Assignment
            221.           a = OPENSSL_secure_zalloc(words * sizeof(*a));
            222.       else
            223.           a = OPENSSL_zalloc(words * sizeof(*a));
                           ^
            224.       if (a == NULL) {
            225.           BNerr(BN_F_BN_EXPAND_INTERNAL, ERR_R_MALLOC_FAILURE);

crypto/bn/bn_lib.c:231:9: Array access: Offset added: [8, +oo] Size: [0, 67108856] by call to `rsa_blinding_convert` 
            229.       assert(b->top <= words);
            230.       if (b->top > 0)
            231.           memcpy(a, b->d, sizeof(*a) * b->top);
                           ^
            232.   
            233.       return a;
