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

Synopsis:          Moderate: openstack-swift security update
Advisory ID:       RHSA-2013:1197-01
Product:           Red Hat OpenStack
Advisory URL:      https://rhn.redhat.com/errata/RHSA-2013-1197.html
Issue date:        2013-09-03
CVE Names:         CVE-2013-4155 
=====================================================================

1. Summary:

Updated openstack-swift packages that fix one security issue are now
available for Red Hat OpenStack 3.0.

The Red Hat Security Response Team has rated this update as having moderate
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:

OpenStack 3 - noarch

3. Description:

OpenStack Swift (http://swift.openstack.org) is a highly available,
distributed, eventually consistent object/blob store.

A denial of service flaw in OpenStack Swift allowed attackers to fill the
object server with object tombstones. This could lead to subsequent
requests from legitimate users taking an excessive amount of time.
(CVE-2013-4155)

This issue was discovered by Peter Portante of Red Hat.

All users of openstack-swift are advised to upgrade to these updated
packages, which correct this issue. After installing this update, the
OpenStack Swift services will be restarted automatically.

4. Solution:

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

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

991626 - CVE-2013-4155 OpenStack: Swift Denial of Service using superfluous object tombstones

6. Package List:

OpenStack 3:

Source:
ftp://ftp.redhat.com/pub/redhat/linux/enterprise/6Server/en/RHOS/SRPMS/openstack-swift-1.8.0-7.el6ost.src.rpm

noarch:
openstack-swift-1.8.0-7.el6ost.noarch.rpm
openstack-swift-account-1.8.0-7.el6ost.noarch.rpm
openstack-swift-container-1.8.0-7.el6ost.noarch.rpm
openstack-swift-doc-1.8.0-7.el6ost.noarch.rpm
openstack-swift-object-1.8.0-7.el6ost.noarch.rpm
openstack-swift-proxy-1.8.0-7.el6ost.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/#package

7. References:

https://www.redhat.com/security/data/cve/CVE-2013-4155.html
https://access.redhat.com/security/updates/classification/#moderate

8. Contact:

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

Copyright 2013 Red Hat, Inc.
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