Bug 1600900

Summary: [GSS](6.4.z) StackOverflowError due to the bug XERCESJ-589
Product: [JBoss] JBoss Enterprise Application Platform 6 Reporter: Lami Akagwu <lakagwu>
Component: XML FrameworksAssignee: jboss-set
Status: CLOSED CURRENTRELEASE QA Contact: Peter Mackay <pmackay>
Severity: high Docs Contact: eap-docs <eap-docs>
Priority: unspecified    
Version: 6.4.20CC: bmaxwell, chaowan, dcihak, jason.greene, pmackay, rstancel
Target Milestone: CR1   
Target Release: EAP 6.4.21   
Hardware: All   
OS: All   
Whiteboard:
Fixed In Version: Doc Type: If docs needed, set a value
Doc Text:
Story Points: ---
Clone Of:
: 1602536 (view as bug list) Environment:
Last Closed: 2019-08-19 12:43:06 UTC Type: Bug
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On:    
Bug Blocks: 1567790, 1602226, 1602536    
Attachments:
Description Flags
reproducer none

Description Lami Akagwu 2018-07-13 10:29:15 UTC 
Created attachment 1458695 [details]
reproducer

Description of problem:
 application server crashes with a StackOverflowError due to a bug in the xerces library  (xercesImpl-2.9.1.redhat-6.jar) which is integrated into 
The issue is well known as XERCESJ-589 (https://issues.apache.org/jira/browse/XERCESJ-589) and  arises  during validation of XML data containing long strings.  

Version-Release number of selected component (if applicable):
EAP 6.4.20.

How reproducible:

Always

Steps to Reproduce:
1. Deploy attachment in EAP 6.4.x instance
2. Boot up EAP 6.4.x
3.

Actual results:
EAP logs contains
11:20:17,546 INFO  [org.jboss.as.ejb3.deployment.processors.EjbJndiBindingsDeploymentUnitProcessor] (MSC service thread 1-5) JNDI bindings for session bean named XMLValidationTest in deployment unit subdeployment "ejb_pack_1.jar" of deployment "Reproducer.ear" are as follows:

	java:global/testApp/ejb_pack_1/XMLValidationTest!framework.application.XMLValidationTest
	java:app/ejb_pack_1/XMLValidationTest!framework.application.XMLValidationTest
	java:module/XMLValidationTest!framework.application.XMLValidationTest
	java:global/testApp/ejb_pack_1/XMLValidationTest
	java:app/ejb_pack_1/XMLValidationTest
	java:module/XMLValidationTest

11:20:17,806 FATAL [framework.application.XMLValidationTest] (ServerService Thread Pool -- 50) Error: java.lang.StackOverflowError
	at org.apache.xerces.impl.xpath.regex.REUtil.isHighSurrogate(REUtil.java:40)
	at org.apache.xerces.impl.xpath.regex.RegularExpression.matchString(RegularExpression.java:1667)
	at org.apache.xerces.impl.xpath.regex.RegularExpression.matchString(RegularExpression.java:1879)
	at org.apache.xerces.impl.xpath.regex.RegularExpression.matchString(RegularExpression.java:1905)
	at org.apache.xerces.impl.xpath.regex.RegularExpression.matchString(RegularExpression.java:1879)
	at org.apache.xerces.impl.xpath.regex.RegularExpression.matchString(RegularExpression.java:1905)


Expected results:
Successful validation

Additional info:

Works in EAP 7.1.3
Initially fixed in EAP 5.2. ref https://issues.jboss.org/browse/JBPAPP-9156