Fix missing ECDSA curve when signing on Windows

google · May 24, 2023 · 23380a3 · 23380a3
1 parent 6f99d74
commit 23380a3
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/attest/key_windows.go b/attest/key_windows.go
@@ -268,9 +268,9 @@ func (k *windowsAK20) sign(tb tpmBase, digest []byte, pub crypto.PublicKey, opts
 		return nil, fmt.Errorf("TPMKeyHandle() failed: %v", err)
 	}
 
-	switch pub.(type) {
+	switch p := pub.(type) {
 	case *ecdsa.PublicKey:
-		return signECDSA(rw, hnd, digest)
+		return signECDSA(rw, hnd, digest, p.Curve)
 	case *rsa.PublicKey:
 		return signRSA(rw, hnd, digest, opts)
 	}