JDK 7u231 Bug Fixes

The following table lists the bug fixes included in the JDK 7u231 release:

# JBS Component Subcomponent Summary
1 JDK-8213183 client-libs java.awt:i18n InputMethod cannot be used after its restarting
2 JDK-8196775 core-libs java.net java/net/Socket/asyncClose/Race.java failed intermittently on Windows with ConnectException: Connection refused
3 JDK-7189886 core-libs java.nio (aio) Add test coverage for AsynchronousChannelGroup.withThreadPool
4 JDK-8211106 hotspot runtime [windows] Update OS detection code to recognize Windows Server 2019
5 JDK-8222137 security-libs java.security Remove T-Systems root CA certificate
6 JDK-8222136 security-libs java.security Remove two Comodo root CA certificates that are expiring
7 JDK-8223499 security-libs java.security Remove two DocuSign root certificates that are expiring
8 JDK-8208648 security-libs javax.crypto ECC Field Arithmetic Enhancements
9 JDK-8201317 security-libs javax.crypto X25519/X448 code improvements
10 JDK-8203228 security-libs javax.crypto Branch-free output conversion for X25519 and X448
11 JDK-8181594 security-libs javax.crypto Efficient and constant-time modular arithmetic
12 JDK-8204909 security-libs javax.crypto Improved ECC Implementation
13 JDK-8014310 security-libs org.ietf.jgss JAAS/Krb5LoginModule using des encytypes failure with NPE after JDK-8012679
14 JDK-8012679 security-libs org.ietf.jgss:krb5 Let allow_weak_crypto default to false