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                   Red Hat Security Advisory

Synopsis:          Critical: Red Hat JBoss Enterprise Application Platform security update
Advisory ID:       RHSA-2015:2514-01
Product:           Red Hat JBoss Enterprise Application Platform
Advisory URL:      https://rhn.redhat.com/errata/RHSA-2015-2514.html
Issue date:        2015-11-24
CVE Names:         CVE-2015-7501 
=====================================================================

1. Summary:

Updated packages for the Apache commons-collections library, which fix one
security issue, are now available for Red Hat JBoss Enterprise Application
Platform 5.2, 5.1.2, and 4.3.10.

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

2. Description:

Red Hat JBoss Enterprise Application Platform is a platform for Java
applications based on JBoss Application Server.

It was found that the Apache commons-collections library permitted code
execution when deserializing objects involving a specially constructed
chain of classes. A remote attacker could use this flaw to execute
arbitrary code with the permissions of the application using the
commons-collections library. (CVE-2015-7501)

Further information about this security flaw may be found at:
https://access.redhat.com/solutions/2045023

All users of Red Hat JBoss Enterprise Application Platform 5.2, 5.1.2, and
4.3.10 are advised to upgrade to these updated packages. The JBoss server
process must be restarted for the update to take effect.

3. Solution:

Before applying this update, make sure all previously released errata
relevant to your system have been applied.

For details on how to apply this update, refer to:
https://access.redhat.com/articles/11258

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

1279330 - CVE-2015-7501 apache-commons-collections: InvokerTransformer code execution during deserialisation

5. References:

https://access.redhat.com/security/cve/CVE-2015-7501
https://access.redhat.com/security/updates/classification/#critical
https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?downloadType=securityPatches&product=appplatform&version=5.2.0
https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?downloadType=securityPatches&product=appplatform&version=5.1.2
https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?downloadType=securityPatches&product=appplatform&version=4.3.0.GA_CP10
https://access.redhat.com/solutions/2045023

6. Contact:

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

Copyright 2015 Red Hat, Inc.
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