diff options
| -rw-r--r-- | cryptography/hazmat/backends/openssl/backend.py | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/cryptography/hazmat/backends/openssl/backend.py b/cryptography/hazmat/backends/openssl/backend.py index a2e06946..44065b1c 100644 --- a/cryptography/hazmat/backends/openssl/backend.py +++ b/cryptography/hazmat/backends/openssl/backend.py @@ -879,9 +879,13 @@ class _RSAVerificationContext(object): assert errors raise InvalidSignature - def _verify_pss(self, rsa_cdata, evp_pkey, evp_md): + def _verify_pss(self, evp_pkey, evp_md): pkey_size = self._backend._lib.EVP_PKEY_size(evp_pkey) assert pkey_size > 0 + rsa_cdata = self._backend._lib.EVP_PKEY_get1_RSA(evp_pkey) + assert rsa_cdata != self._backend._ffi.NULL + rsa_cdata = self._backend._ffi.gc(rsa_cdata, + self._backend._lib.RSA_free) buf = self._backend._ffi.new("unsigned char[]", pkey_size) res = self._backend._lib.RSA_public_decrypt( len(self._signature), |