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HPSBGN03681 rev.1 - HPE Helion OpenStack (HOS) and HPE Helion CloudSystem using Linux kernel, Local Elevation of Privilege


Document ID: c05352241

Version: 1

HPSBGN03681 rev.1 - HPE Helion OpenStack (HOS) and HPE Helion CloudSystem using Linux kernel, Local Elevation of Privilege
NOTICE: The information in this Security Bulletin should be acted upon as soon as possible.

Release Date: 2016-12-09

Last Updated: 2016-12-09

Potential Security Impact: Local: Elevation of Privilege

Source: Hewlett Packard Enterprise, HPE Product Security Response Team


A security vulnerability in Linux kernel, also known as "Dirty COW", has been addressed in HPE Helion OpenStack (HOS) and HPE Helion CloudSystem (which is built on HOS). This vulnerability could be exploited locally to gain privileged access.

References: CVE-2016-5195 - Linux kernel vulnerability, "Dirty COW"

SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed.

  • HPE Helion CloudSystem - all versions
  • HPE Helion OpenStack - all versions


CVSS Version 3.0 and Version 2.0 Base Metrics
V3 Vector
V3 Base Score
V2 Vector
V2 Base Score
Information on CVSS is documented in HPE Customer Notice: HPSN-2008-002


HPE has provided the following updates to resolve this vulnerability in the impacted versions of Helion OpenStack (HOS) and CloudSystem:

  • For HOS v3.x, please install HOS v3.0.3
  • For HOS v4.x, please install HOS v4.0.1

HOS updates can be downloaded using the following link:

  • For CloudSystem, please install CloudSystem v10.0.1:

CloudSystem update can be downloaded using the following link:

Note: Security controls built into the Helion OpenStack (HOS) and CloudSystem reduce the risk posed by this vulnerability to low. Since HOS and CloudSystem tenants have access only to virtual machines and not the KVM compute host servers, an attacker would first need to gain access to the KVM compute host server in order to exploit this vulnerability.

Version:1 (rev.1) - 9 December 2016 Initial release

Third Party Security Patches: Third party security patches that are to be installed on systems running Hewlett Packard Enterprise (HPE) software products should be applied in accordance with the customer's patch management policy.

Support: For issues about implementing the recommendations of this Security Bulletin, contact normal HPE Services support channel. For other issues about the content of this Security Bulletin, send e-mail to

Report: To report a potential security vulnerability for any HPE supported product:

Subscribe: To initiate a subscription to receive future HPE Security Bulletin alerts via Email:

Security Bulletin Archive: A list of recently released Security Bulletins is available here:

Software Product Category: The Software Product Category is represented in the title by the two characters following HPSB.

3C = 3COM
3P = 3rd Party Software
GN = HP General Software
HF = HP Hardware and Firmware
MU = Multi-Platform Software
NS = NonStop Servers
OV = OpenVMS
PV = ProCurve
ST = Storage Software

©Copyright 2016 Hewlett Packard Enterprise Company, L.P.
Hewlett Packard Enterprise Company shall not be liable for technical or editorial errors or omissions contained herein. The information provided is provided "as is" without warranty of any kind. To the extent permitted by law, neither HPE nor its affiliates, subcontractors or suppliers will be liable for incidental, special or consequential damages including downtime cost; lost profits; damages relating to the procurement of substitute products or services; or damages for loss of data, or software restoration. The information in this document is subject to change without notice. Hewlett Packard Enterprise Company and the names of Hewlett Packard Enterprise Company products referenced herein are trademarks of Hewlett Packard Enterprise Company in the United States and other countries. Other product and company names mentioned herein may be trademarks of their respective owners.

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