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                   Red Hat Security Advisory

Synopsis:          Critical: Red Hat JBoss Enterprise Application Platform 5.2 security update
Advisory ID:       RHSA-2015:2535-01
Product:           Red Hat JBoss Enterprise Application Platform
Advisory URL:      https://rhn.redhat.com/errata/RHSA-2015-2535.html
Issue date:        2015-12-01
CVE Names:         CVE-2015-7501 
=====================================================================

1. Summary:

Updated packages for the Apache commons-collections library for Red Hat
JBoss Enterprise Application Platform 5.2, which fix one security issue,
are now available for Red Hat Enterprise Linux 4, 5, and 6.

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. Relevant releases/architectures:

Red Hat JBoss Enterprise Application Platform 5 for RHEL 4 AS - noarch
Red Hat JBoss Enterprise Application Platform 5 for RHEL 4 ES - noarch
Red Hat JBoss Enterprise Application Platform 5 for RHEL 5 Server - noarch
Red Hat JBoss Enterprise Application Platform 5 for RHEL 6 Server - noarch

3. Description:

Red Hat JBoss Enterprise Application Platform 5 is a platform for Java
applications based on JBoss Application Server 6.

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 on Red Hat
Enterprise Linux 4, 5, and 6 are advised to upgrade to these updated
packages. The JBoss server process must be restarted for the update to
take effect.

4. 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

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

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

6. Package List:

Red Hat JBoss Enterprise Application Platform 5 for RHEL 4 AS:

Source:
jakarta-commons-collections-3.2.1-5.ep5.el4.src.rpm

noarch:
jakarta-commons-collections-3.2.1-5.ep5.el4.noarch.rpm
jakarta-commons-collections-tomcat5-3.2.1-5.ep5.el4.noarch.rpm

Red Hat JBoss Enterprise Application Platform 5 for RHEL 4 ES:

Source:
jakarta-commons-collections-3.2.1-5.ep5.el4.src.rpm

noarch:
jakarta-commons-collections-3.2.1-5.ep5.el4.noarch.rpm
jakarta-commons-collections-tomcat5-3.2.1-5.ep5.el4.noarch.rpm

Red Hat JBoss Enterprise Application Platform 5 for RHEL 5 Server:

Source:
jakarta-commons-collections-3.2.1-5.ep5.el5.src.rpm

noarch:
jakarta-commons-collections-3.2.1-5.ep5.el5.noarch.rpm
jakarta-commons-collections-tomcat5-3.2.1-5.ep5.el5.noarch.rpm

Red Hat JBoss Enterprise Application Platform 5 for RHEL 6 Server:

Source:
jakarta-commons-collections-3.2.1-5.ep5.el6.src.rpm

noarch:
jakarta-commons-collections-3.2.1-5.ep5.el6.noarch.rpm
jakarta-commons-collections-tomcat5-3.2.1-5.ep5.el6.noarch.rpm

These packages are GPG signed by Red Hat for security.  Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2015-7501
https://access.redhat.com/security/updates/classification/#critical
https://access.redhat.com/solutions/2045023

8. 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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