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=====================================================================
                   Red Hat Security Advisory

Synopsis:          Important: Red Hat JBoss Enterprise Application Platform 7.1 security update
Advisory ID:       RHSA-2018:0629-01
Product:           Red Hat JBoss Enterprise Application Platform
Advisory URL:      https://access.redhat.com/errata/RHSA-2018:0629
Issue date:        2018-04-03
CVE Names:         CVE-2018-8088 
=====================================================================

1. Summary:

An update is now available for Red Hat JBoss Enterprise Application
Platform 7.1 for Red Hat Enterprise Linux 6 and Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update 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 Enterprise Application Platform is a platform for Java
applications based on WildFly.

This asynchronous patch is a security update for slf4j package in Red Hat
JBoss Enterprise Application Platform 7.1.

Security Fix(es):

* An XML deserialization vulnerability was discovered in slf4j's EventData
which accepts xml serialized string and can lead to arbitrary code
execution. (CVE-2018-8088)

The Simple Logging Facade for Java or (SLF4J) is a simple facade for
various logging APIs allowing the end-user to plug in the desired
implementation at deployment time. SLF4J also allows for a gradual
migration path away from Jakarta Commons Logging (JCL).

Red Hat would like to thank Chris McCown for reporting CVE-2018-8088.

3. Solution:

Before applying this update, back up your existing Red Hat JBoss Enterprise
Application Platform installation and deployed applications.

The References section of this erratum contains a download link (you must
log in to download the update).

The JBoss server process must be restarted for the update to take effect.

4. Bugs fixed (https://bugzilla.redhat.com/):

1548909 - CVE-2018-8088 slf4j: Deserialisation vulnerability in EventData constructor can allow for arbitrary code execution

5. References:

https://access.redhat.com/security/cve/CVE-2018-8088
https://access.redhat.com/security/updates/classification/#important
https://access.redhat.com/documentation/en-us/red_hat_jboss_enterprise_application_platform/
https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?product=appplatform&downloadType=securityPatches&version=7.1

6. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2018 Red Hat, Inc.
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