Merge pull request #62847 from nextcloud/backport/62806/stable31

[stable31] fix: clear key password after loading key

Author: sorbaugh

apps/files_external/lib/Lib/Auth/PublicKey/RSA.php

@@ -51,6 +51,7 @@ public function manipulateStorageConfig(StorageConfig &$storage, ?IUser $user =
 				throw new \RuntimeException('unable to load private key');
 			}
 		}
+		$auth->setPassword('');
 		$storage->setBackendOption('public_key_auth', $auth);
 	}
 

apps/files_external/lib/Lib/Auth/PublicKey/RSAPrivateKey.php

@@ -48,6 +48,8 @@ public function manipulateStorageConfig(StorageConfig &$storage, ?IUser $user =
 				throw new \RuntimeException('unable to load private key');
 			}
 		}
+
+		$auth->setPassword('');
 		$storage->setBackendOption('public_key_auth', $auth);
 	}
 }