diff options
Diffstat (limited to 'ext/openssl/ossl_cipher.c')
| -rw-r--r-- | ext/openssl/ossl_cipher.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/ext/openssl/ossl_cipher.c b/ext/openssl/ossl_cipher.c index 740f04b27e..9e71c81703 100644 --- a/ext/openssl/ossl_cipher.c +++ b/ext/openssl/ossl_cipher.c @@ -321,6 +321,8 @@ ossl_cipher_pkcs5_keyivgen(int argc, VALUE *argv, VALUE self) salt = (unsigned char *)RSTRING_PTR(vsalt); } iter = NIL_P(viter) ? 2048 : NUM2INT(viter); + if (iter <= 0) + rb_raise(rb_eArgError, "iterations must be a positive integer"); digest = NIL_P(vdigest) ? EVP_md5() : GetDigestPtr(vdigest); GetCipher(self, ctx); EVP_BytesToKey(EVP_CIPHER_CTX_cipher(ctx), digest, salt, |