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Document Subtype: Security Bulletin Document ID: hpesbgn03761en_us Last Updated: 2017-06-16 Release Date: 2017-06-15 Document Version: 1 Potential Security Impact: Remote: Escalation of Privilege Source: Hewlett Packard Enterprise, HPE Product Security Response Team VULNERABILITY SUMMARY A security vulnerability in Linux kernel, also known as "Dirty COW", has been addressed in HPE Virtualization Performance Viewer (VPV)/ Cloud Optimizer – Virtual appliance. This vulnerability could be exploited remotely to allow escalation of privilege. References: CVE-2016-5195 - Linux kernel vulnerability, "Dirty COW" SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed. HPE Cloud Optimizer - v1.10, v1.20, v2.0, v2.01, v2.10, v2.20/ CO – v3.0, v3.01 BACKGROUND CVSS Version 3.0 and Version 2.0 Base Metrics Reference V3 Vector V3 Base Score V2 Vector V2 Base Score CVE-2016-5195 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H 7.8 (AV:L/AC:L/Au:N/C:C/I:C/A:C) 7.2 Information on CVSS is documented in HPE Customer Notice: HPSN-2008-002 RESOLUTION HPE has made the following mitigation information available to resolve the vulnerability for the impacted versions of HPE Virtualization Performance Viewer (VPV)/ Cloud Optimizer – Virtual appliance: Login to the system, execute the following commands with root privileges: Stop ovc processes: ovc –stop Stop vertica db: su pv_vertica -c "/opt/vertica/bin/adminTools -t stop_db -d pv -i -F" Update the system: yum update kernel Reboot the server: /sbin/shutdown -r now HISTORY Version:1 (rev.1) - 15 June 2017 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 security-alert@hpe.com. Report: To report a potential security vulnerability for any HPE supported product: Web Form: https://www.hpe.com/info/report-security-vulnerability Email: security-alert@hpe.com Subscribe: To initiate a subscription to receive future HPE Security Bulletin alerts via Email: http://www.hpe.com/support/Subscriber_Choice Security Bulletin Archive: A list of recently released Security Bulletins is available here: http://www.hpe.com/support/Security_Bulletin_Archive 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 UX = HP-UX System management and security procedures must be reviewed frequently to maintain system integrity. HPE is continually reviewing and enhancing the security features of software products to provide customers with current secure solutions. "HPE is broadly distributing this Security Bulletin in order to bring to the attention of users of the affected HPE products the important security information contained in this Bulletin. HPE recommends that all users determine the applicability of this information to their individual situations and take appropriate action. HPE does not warrant that this information is necessarily accurate or complete for all user situations and, consequently, HPE will not be responsible for any damages resulting from user's use or disregard of the information provided in this Bulletin. To the extent permitted by law, HPE disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose, title and non-infringement." ©Copyright 2025 Hewlett Packard Enterprise Development LP Hewlett Packard Enterprise Development 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 Development and the names of Hewlett Packard Enterprise Development products referenced herein are trademarks of Hewlett Packard Enterprise Development 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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HPE has made the following mitigation information available to resolve the vulnerability for the impacted versions of HPE Virtualization Performance Viewer (VPV)/ Cloud Optimizer – Virtual appliance: Login to the system, execute the following commands with root privileges: Stop ovc processes: ovc –stop Stop vertica db: su pv_vertica -c "/opt/vertica/bin/adminTools -t stop_db -d pv -i -F" Update the system: yum update kernel Reboot the server: /sbin/shutdown -r now HISTORY Version:1 (rev.1) - 15 June 2017 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 security-alert@hpe.com. Report: To report a potential security vulnerability for any HPE supported product: Web Form: https://www.hpe.com/info/report-security-vulnerability Email: security-alert@hpe.com Subscribe: To initiate a subscription to receive future HPE Security Bulletin alerts via Email: http://www.hpe.com/support/Subscriber_Choice Security Bulletin Archive: A list of recently released Security Bulletins is available here: http://www.hpe.com/support/Security_Bulletin_Archive 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 UX = HP-UX