ssh-key: update signature crates (#561)

Updates `dsa` and elliptic curve dependencies:

- `dsa` 0.7.0-rc.16
- `ed25519-dalek` 3.0.0-rc.1
- `p256` 0.14.0-rc.15
- `p384` 0.14.0-rc.15
- `p521` 0.14.0-rc.15

Author: tarcieri

Cargo.lock

@@ -28,13 +28,13 @@ zeroize = { version = "1.9", default-features = false }
 # optional dependencies
 argon2 = { version = "0.6.0-rc.8", optional = true, default-features = false, features = ["alloc"] }
 bcrypt-pbkdf = { version = "0.11", optional = true, default-features = false, features = ["alloc"] }
-dsa = { version = "0.7.0-rc.15", optional = true, default-features = false, features = ["hazmat"] }
-ed25519-dalek = { version = "3.0.0-rc.0", optional = true, default-features = false }
+dsa = { version = "0.7.0-rc.16", optional = true, default-features = false, features = ["hazmat"] }
+ed25519-dalek = { version = "3.0.0-rc.1", optional = true, default-features = false }
 hex = { version = "0.4", optional = true, default-features = false, features = ["alloc"] }
 hmac = { version = "0.13", optional = true }
-p256 = { version = "0.14.0-rc.12", optional = true, default-features = false, features = ["ecdsa"] }
-p384 = { version = "0.14.0-rc.12", optional = true, default-features = false, features = ["ecdsa"] }
-p521 = { version = "0.14.0-rc.12", optional = true, default-features = false, features = ["ecdsa"] }
+p256 = { version = "0.14.0-rc.15", optional = true, default-features = false, features = ["ecdsa"] }
+p384 = { version = "0.14.0-rc.15", optional = true, default-features = false, features = ["ecdsa"] }
+p521 = { version = "0.14.0-rc.15", optional = true, default-features = false, features = ["ecdsa"] }
 rand_core = { version = "0.10", optional = true, default-features = false }
 rsa = { version = "0.10.0-rc.18", optional = true, default-features = false, features = ["sha2"] }
 sec1 = { version = "0.8", optional = true, default-features = false, features = ["point"] }

ssh-key/Cargo.toml

@@ -8,7 +8,6 @@ use zeroize::Zeroize;
 
 #[cfg(feature = "dsa")]
 use encoding::Uint;
-
 #[cfg(all(feature = "dsa", feature = "rand_core"))]
 use rand_core::CryptoRng;
 
@@ -162,8 +161,10 @@ impl DsaKeypair {
     #[cfg(all(feature = "dsa", feature = "rand_core"))]
     #[expect(clippy::missing_errors_doc, reason = "TODO")]
     pub fn random<R: CryptoRng + ?Sized>(rng: &mut R) -> Result<Self> {
-        let components = dsa::Components::generate(rng, Self::KEY_SIZE);
-        Ok(dsa::SigningKey::generate(rng, components).into())
+        let Ok(components) =
+            dsa::Components::try_generate_from_rng_with_key_size(rng, Self::KEY_SIZE);
+        let Ok(sk) = dsa::SigningKey::try_generate_from_rng_with_components(rng, components);
+        Ok(sk.into())
     }
 
     /// Create a new [`DsaKeypair`] with the given `public` and `private` components.