src/java.base/share/classes/sun/security/ssl/X509KeyManagerImpl.java

*** 188,198 ****
              SSLSession session = sslSocket.getHandshakeSession();
  
              if (session != null) {
                  ProtocolVersion protocolVersion =
                      ProtocolVersion.valueOf(session.getProtocol());
!                 if (protocolVersion.v >= ProtocolVersion.TLS12.v) {
                      String[] peerSupportedSignAlgs = null;
  
                      if (session instanceof ExtendedSSLSession) {
                          ExtendedSSLSession extSession =
                              (ExtendedSSLSession)session;
--- 188,198 ----
              SSLSession session = sslSocket.getHandshakeSession();
  
              if (session != null) {
                  ProtocolVersion protocolVersion =
                      ProtocolVersion.valueOf(session.getProtocol());
!                 if (protocolVersion.useTLS12PlusSpec()) {
                      String[] peerSupportedSignAlgs = null;
  
                      if (session instanceof ExtendedSSLSession) {
                          ExtendedSSLSession extSession =
                              (ExtendedSSLSession)session;
*** 216,226 ****
          if (engine != null) {
              SSLSession session = engine.getHandshakeSession();
              if (session != null) {
                  ProtocolVersion protocolVersion =
                      ProtocolVersion.valueOf(session.getProtocol());
!                 if (protocolVersion.v >= ProtocolVersion.TLS12.v) {
                      String[] peerSupportedSignAlgs = null;
  
                      if (session instanceof ExtendedSSLSession) {
                          ExtendedSSLSession extSession =
                              (ExtendedSSLSession)session;
--- 216,226 ----
          if (engine != null) {
              SSLSession session = engine.getHandshakeSession();
              if (session != null) {
                  ProtocolVersion protocolVersion =
                      ProtocolVersion.valueOf(session.getProtocol());
!                 if (protocolVersion.useTLS12PlusSpec()) {
                      String[] peerSupportedSignAlgs = null;
  
                      if (session instanceof ExtendedSSLSession) {
                          ExtendedSSLSession extSession =
                              (ExtendedSSLSession)session;