fix import for 43+

secdev · Feb 18, 2024 · 21736c4 · 21736c4
1 parent 09106cf
commit 21736c4
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/scapy/layers/tls/crypto/cipher_block.py b/scapy/layers/tls/crypto/cipher_block.py
@@ -20,8 +20,7 @@
     from cryptography.hazmat.primitives.ciphers import (Cipher, algorithms, modes,  # noqa: E501
                                                         BlockCipherAlgorithm,
                                                         CipherAlgorithm)
-    from cryptography.hazmat.backends.openssl.backend import (backend,
-                                                              GetCipherByName)
+    from cryptography.hazmat.backends.openssl.backend import backend
 
 
 _tls_block_cipher_algs = {}
@@ -196,6 +195,9 @@ class Cipher_SEED_CBC(_BlockCipher):
         rc2_available = backend.cipher_supported(RC2, modes.CBC)
     except ImportError:
         # Legacy path for cryptography < 43.0.0
+        from cryptography.hazmat.backends.openssl.backend import (
+            GetCipherByName
+        )
         _gcbn_format = "{cipher.name}-{mode.name}"
 
         class RC2(BlockCipherAlgorithm, CipherAlgorithm):