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8216045: The size of key_exchange may be wrong on FFDHE

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Reviewed-by: jnimeh
This commit is contained in:
Xue-Lei Andrew Fan 2019-01-16 11:19:43 -08:00
parent 61f2218ba2
commit 58c0287a18
1 changed files with 3 additions and 3 deletions
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6
src/java.base/share/classes/sun/security/ssl/DHKeyExchange.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2018, 2019, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -220,8 +220,8 @@ final class DHKeyExchange {
public byte[] encode() {
// Note: the DH public value is encoded as a big-endian integer
// and padded to the left with zeros to the size of p in bytes.
byte[] encoded = publicKey.getY().toByteArray();
int pSize = KeyUtil.getKeySize(publicKey);
byte[] encoded = Utilities.toByteArray(publicKey.getY());
int pSize = (KeyUtil.getKeySize(publicKey) + 7) >>> 3;
if (pSize > 0 && encoded.length < pSize) {
byte[] buffer = new byte[pSize];
System.arraycopy(encoded, 0,