ESB-2017.2560 - [Ubuntu] Ceph : Multiple vulnerabilities 2017-10-12

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===========================================================================
             AUSCERT External Security Bulletin Redistribution

                               ESB-2017.2560
                           Ceph vulnerabilities
                              12 October 2017

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           Ceph
Publisher:         Ubuntu
Operating System:  Ubuntu
Impact/Access:     Denial of Service        -- Remote/Unauthenticated
                   Access Confidential Data -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2016-9579 CVE-2016-8626 CVE-2016-7031
                   CVE-2016-5009  

Reference:         ESB-2016.3069
                   ESB-2016.3068
                   ESB-2016.2988
                   ESB-2016.2843

Original Bulletin: 
   http://www.ubuntu.com/usn/usn-3452-1

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==========================================================================
Ubuntu Security Notice USN-3452-1
October 11, 2017

ceph vulnerabilities
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- - Ubuntu 14.04 LTS

Summary:

Several security issues were fixed in Ceph.

Software Description:
- - ceph: distributed storage and file system

Details:

It was discovered that Ceph incorrectly handled the handle_command
function. A remote authenticated user could use this issue to cause Ceph to
crash, resulting in a denial of service. (CVE-2016-5009)

Rahul Aggarwal discovered that Ceph incorrectly handled the
authenticated-read ACL. A remote attacker could possibly use this issue to
list bucket contents via a URL. (CVE-2016-7031)

Diluga Salome discovered that Ceph incorrectly handled certain POST objects
with null conditions. A remote attacker could possibly use this issue to
cuase Ceph to crash, resulting in a denial of service. (CVE-2016-8626)

Yang Liu discovered that Ceph incorrectly handled invalid HTTP Origin
headers. A remote attacker could possibly use this issue to cuase Ceph to
crash, resulting in a denial of service. (CVE-2016-9579)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 14.04 LTS:
  ceph                            0.80.11-0ubuntu1.14.04.3
  ceph-common                     0.80.11-0ubuntu1.14.04.3

In general, a standard system update will make all the necessary changes.

References:
  https://www.ubuntu.com/usn/usn-3452-1
  CVE-2016-5009, CVE-2016-7031, CVE-2016-8626, CVE-2016-9579

Package Information:
  https://launchpad.net/ubuntu/+source/ceph/0.80.11-0ubuntu1.14.04.3

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