denial of service due to too-small buffer size used by MultipartStream
CVE: CVE-2014-0050
Component: apache-commons-fileupload
Severity: Moderate
Release date: 2014-02-06T00:00:00+00:00

A denial of service flaw was found in the way Apache Commons FileUpload, which is embedded in Tomcat and JBoss Web, handled small-sized buffers used by MultipartStream. A remote attacker could use this flaw to create a malformed Content-Type header for a multipart request, causing Tomcat to enter an infinite loop when processing such an incoming request.


Remediation:
Before applying this update, make sure all previously released errata
relevant to your system have been applied. Also, back up any customized Red
Hat JBoss Enterprise Application Platform 6 configuration files. On update,
the configuration files that have been locally modified will not be
updated. The updated version of such files will be stored as the rpmnew
files. Make sure to locate any such files after the update and merge any
changes manually.

This update is available via the Red Hat Network. Details on how to use the
Red Hat Network to apply this update are available at
https://access.redhat.com/site/articles/11258
Before applying this update, make sure all previously released errata
relevant to your system have been applied, and back up your existing Red
Hat JBoss Web Server installation (including all applications and
configuration files).

This update is available via the Red Hat Network. Details on how to
use the Red Hat Network to apply this update are available at
https://access.redhat.com/knowledge/articles/11258
Before applying this update, make sure all previously released errata
relevant to your system have been applied, and back up your existing Red
Hat JBoss Web Server installation (including all applications and
configuration files).

This update is available via the Red Hat Network. Details on how to
use the Red Hat Network to apply this update are available at
https://access.redhat.com/knowledge/articles/11258
Before applying this update, make sure all previously released errata
relevant to your system have been applied.

This update is available via the Red Hat Network. Details on how to use the
Red Hat Network to apply this update are available at
https://access.redhat.com/site/articles/11258
The References section of this erratum contains a download link (you must
log in to download the update).
The References section of this erratum contains a download link (you must
log in to download the update).
The References section of this erratum contains download links (you must
log in to download the updates). Before applying the updates, back up
your existing installation, including all applications, configuration files,
databases and database settings, and so on.

It is recommended to halt the server by stopping the JBoss Application
Server process before installing this update, and then after installing the
update, restart the server by starting the JBoss Application Server
process.
The References section of this erratum contains a download link (you must
log in to download the update). Before applying this update, back up your
existing Red Hat JBoss Enterprise Application Platform installation and
deployed applications.
All users of Red Hat JBoss Fuse 6.0.0 as provided from the Red Hat Customer
Portal are advised to apply this update.

The References section of this erratum contains a download link (you must
log in to download the update).
The References section of this erratum contains a download link (you must
log in to download the update). Before applying the update, back up your
existing Red Hat JBoss Fuse Service Works installation (including its
databases, applications, configuration files, and so on).

Note that it is recommended to halt the Red Hat JBoss Fuse Service Works
server by stopping the JBoss Application Server process before installing
this update, and then after installing the update, restart the Red Hat
JBoss Fuse Service Works server by starting the JBoss Application Server
process.
The References section of this erratum contains a download link (you must
log in to download the update). Before applying this update, back up your
existing JBoss Operations Network installation (including its databases,
applications, configuration files, the JBoss Operations Network server's
file system directory, and so on).

Refer to the "Manual Instructions" section of the release description,
available from the Customer Portal for this update, for installation
information.
All users of Red Hat JBoss Portal 6.1.1 as provided from the Red Hat
Customer Portal are advised to upgrade to Red Hat JBoss Portal 6.2.0.

The References section of this erratum contains a download link (you must
log in to download the update). Before applying the update, back up all
applications deployed on JBoss Enterprise Portal Platform, along with all
customized configuration files, and any databases and database settings.
The References section of this erratum contains a download link (you must
log in to download the update). Before applying the update, back up your
existing Red Hat JBoss Web Server installation (including all applications
and configuration files).