https://bz.apache.org/bugzilla/show_bug.cgi?id=61914
Bug ID: 61914
Summary: NPE at
org.apache.tomcat.util.net.AbstractJsseEndpoint.create
SSLEngine with SNI on Java 9
Product: Tomcat 9
Version: 9.0.2
Hardware: PC
OS: Linux
Status: NEW
Severity: normal
Priority: P2
Component: Util
Assignee: dev@tomcat.apache.org
Reporter: kat...@gmail.com
Target Milestone: -----
I have a lot of
java.lang.NullPointerException
at
org.apache.tomcat.util.net.AbstractJsseEndpoint.createSSLEngine(AbstractJsseEndpoint.java:180)
at
org.apache.tomcat.util.net.SecureNioChannel.processSNI(SecureNioChannel.java:325)
at
org.apache.tomcat.util.net.SecureNioChannel.handshake(SecureNioChannel.java:175)
at
org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1353)
at
org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
in system journal with Tomcat 9.0.2 running on Java 9.
Code in SecureNioChannel.processSNI() passes null value of
clientRequestedApplicationProtocols if TLSClientHelloExtractor.getResult() is
not COMPLETE or NEED_INFO.
But code in AbstractJsseEndpoint.createSSLEngine does not perform check and
unconditionally calls size() method on Java 9 here:
if (JreCompat.isJre9Available() && clientRequestedApplicationProtocols.size() >
0 &&
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