Merge pull request #467 from zakharovsergey1000/master

Synchronize not thread safe java.security.KeyPairGenerator.generateKe…
apache · Apr 2, 2024 · a6dad81 · a6dad81
2 parents de46a15 + a90aa9f
commit a6dad81
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/sshd-core/src/main/java/org/apache/sshd/common/kex/MontgomeryCurve.java b/sshd-core/src/main/java/org/apache/sshd/common/kex/MontgomeryCurve.java
@@ -153,7 +153,9 @@ public Digest createDigest() {
     }
 
     public KeyPair generateKeyPair() {
-        return keyPairGenerator.generateKeyPair();
+        synchronized (this) {
+            return keyPairGenerator.generateKeyPair();
+        }
     }
 
     public byte[] encode(PublicKey key) throws InvalidKeyException {