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8241960: The SHA3 message digests impl of SUN provider are not thread safe after cloned

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Fix sun.security.provider.SHA3 class to correctly clone its lanes field

Reviewed-by: valeriep
This commit is contained in:
Alexey Bakhtin 2020-04-03 22:39:00 +00:00
parent 512644de06
commit 76d534986b
2 changed files with 164 additions and 1 deletions
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3
src/java.base/share/classes/sun/security/provider/SHA3.java
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@ -62,7 +62,7 @@ abstract class SHA3 extends DigestBase {
};
private byte[] state = new byte[WIDTH];
private final long[] lanes = new long[DM*DM];
private long[] lanes = new long[DM*DM];
/**
* Creates a new SHA-3 object.
@ -259,6 +259,7 @@ abstract class SHA3 extends DigestBase {
public Object clone() throws CloneNotSupportedException {
SHA3 copy = (SHA3) super.clone();
copy.state = copy.state.clone();
copy.lanes = new long[DM*DM];
return copy;
}