Red Hat Security Advisory 2018-2867-01

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Red Hat Security Advisory

Synopsis: Important: Red Hat JBoss Web Server 5.0 Service Pack 1 security and bug fix update
Advisory ID: RHSA-2018:2867-01
Product: Red Hat JBoss Web Server
Advisory URL:
Issue date: 2018-10-03
CVE Names: CVE-2018-8037
1. Summary:

An update is now available for Red Hat JBoss Web Server 5.0 for RHEL 6 and
Red Hat JBoss Web Server 5.0 for RHEL 7.

Red Hat Product Security has rated this release as having a security impact
of Important. A Common Vulnerability Scoring System (CVSS) base score,
which gives a detailed severity rating, is available for each vulnerability
from the CVE link(s) in the References section.

2. Description:

Red Hat JBoss Web Server is a fully integrated and certified set of
components for hosting Java web applications. It is comprised of the Apache
Tomcat Servlet container, JBoss HTTP Connector (mod_cluster), the
PicketLink Vault extension for Apache Tomcat, and the Tomcat Native

This release of Red Hat JBoss Web Server 5.0 Service Pack 1 serves as a
replacement for Red Hat JBoss Web Server 5.0, and includes bug fixes, which
are documented in the Release Notes document linked to in the References.

Security Fix(es):

* tomcat: Information Disclosure (CVE-2018-8037)

For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page(s) listed in the References section.

3. Solution:

Before applying the update, back up your existing Red Hat JBoss Web Server
installation (including all applications and configuration files).

For details on how to apply this update, refer to:

4. Bugs fixed (

1607582 – CVE-2018-8037 tomcat: Due to a mishandling of close in NIO/NIO2 connectors user sessions can get mixed up

5. JIRA issues fixed (

JWS-1028 – Failures in jBPM embedded use case with H2 database
JWS-1064 – Update the Tomcat fork of Commons DBCP 2 to 2.4.0
JWS-1065 – Tomcat Commons Pool Update
JWS-1121 – Update the internal fork of Apache Commons DBCP 2 to abc0484 (2018-08-09) to pick up some bug fixes and enhancements
JWS-1124 – ARJUNA016082: Synchronizations are not allowed! Transaction status isActionStatus.RUNNING when running jBPM engine in KIE server deployed to Tomcat
JWS-996 – Connection leak during XATransaction in high load

6. References:

7. Contact:

The Red Hat security contact is <>. More contact
details at

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