Bug 65303

Summary:	SEVERE http2 NPE
Product:	Tomcat 10	Reporter:	pentolone <luca.romano>
Component:	Catalina	Assignee:	Tomcat Developers Mailing List <dev>
Status:	RESOLVED FIXED
Severity:	major
Priority:	P2
Version:	10.0.5
Target Milestone:	------
Hardware:	PC
OS:	Linux

Description pentolone 2021-05-13 13:20:06 UTC

13-May-2021 15:09:49.787 SEVERE org.apache.coyote.AbstractProtocol$ConnectionHandler.process Error reading request, ignored
	java.lang.NullPointerException
		at org.apache.coyote.http2.Stream$StreamInputBuffer.access$600(Stream.java:993)
		at org.apache.coyote.http2.Stream.close(Stream.java:658)
		at org.apache.coyote.http2.Http2UpgradeHandler.upgradeDispatch(Http2UpgradeHandler.java:349)
		at org.apache.coyote.http11.upgrade.UpgradeProcessorInternal.dispatch(UpgradeProcessorInternal.java:60)
		at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:59)
		at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:870)
		at org.apache.tomcat.util.net.AprEndpoint$SocketProcessor.doRun(AprEndpoint.java:2065)
		at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
		at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
		at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
		at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
		at java.base/java.lang.Thread.run(Thread.java:829)

Comment 1 Mark Thomas 2021-05-13 13:31:33 UTC

An NPE looks to be possible if a StreamException occurs on an HTTP upgrade or a pushed stream.

Fixed in:
- 10.0.x for 10.0.7 onwards
- 9.0.x for 9.0.47 onwards
- 8.5.x for 8.5.67 onwards