JDBC SSL Connections Fail With Invalid Packet Lenght Exception After Applying Database Patchsets or PSUs (Doc ID 1666740.1)

Last updated on AUGUST 03, 2016

Applies to:

JDBC - Version 11.2.0.1.0 to 11.2.0.2.0 [Release 11.2]
Information in this document applies to any platform.

Symptoms

 JDBC SSL connections and ASO connections fail with the below exception:

Exception in thread "main" java.sql.SQLRecoverableException: IO Error: Invalid Packet Lenght
at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:419)
at oracle.jdbc.driver.PhysicalConnection.<init>(PhysicalConnection.java:538)
at oracle.jdbc.driver.T4CConnection.<init>(T4CConnection.java:228)
at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:32)
at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:521)
at oracle.jdbc.pool.OracleDataSource.getPhysicalConnection(OracleDataSource.java:280)
at oracle.jdbc.pool.OracleDataSource.getConnection(OracleDataSource.java:207)
at oracle.jdbc.pool.OracleDataSource.getConnection(OracleDataSource.java:157)
at SSLTest.getConnection(SSLTest.java:21)
at SSLTest.main(SSLTest.java:7)
Caused by: oracle.net.ns.NetException: Invalid Packet Lenght
at oracle.net.ns.Packet.processHeader(Packet.java:372)
at oracle.net.ns.Packet.receive(Packet.java:304)
at oracle.net.ns.NSProtocol.connect(NSProtocol.java:295)
at oracle.jdbc.driver.T4CConnection.connect(T4CConnection.java:1056)
at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:308)

 

The problem is encountered when using JDBC driver versions 11.2.0.1 and 11.2.0.2.

Changes

 Applying Database Patchset or Patch Set Updates (PSUs) to the Oracle Database. 

Cause

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