Return error rather than panic

pyca · Feb 26, 2024 · 0b9fd57 · alex · Feb 26, 2024 · facutuesca
1 parent fcf08f8
commit 0b9fd57
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/src/rust/src/backend/ec.rs b/src/rust/src/backend/ec.rs
@@ -300,7 +300,12 @@ impl ECPrivateKey {
                 }
             } else {
                 let _ = algo;
-                assert!(!deterministic);
+                return Err(CryptographyError::from(
+                    exceptions::UnsupportedAlgorithm::new_err((
+                        "ECDSA with deterministic signature (RFC 6979) is not supported by this version of OpenSSL.",
+                        exceptions::Reasons::UNSUPPORTED_PUBLIC_KEY_ALGORITHM,
+                    )),
+                ));
             }
         }