22 December 2016
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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2016.3061 Security Bulletin: IBM Security Guardium is affected by Linux kernel privesc: Dirty COW vulnerability (CVE-2016-5195) 22 December 2016 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: IBM Security Guardium Publisher: IBM Operating System: Linux variants Impact/Access: Root Compromise -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2016-5195 Reference: ASB-2016.0103 ESB-2016.2920 ESB-2016.2901 ESB-2016.2839.2 ESB-2016.2801 Original Bulletin: http://www.ibm.com/support/docview.wss?uid=swg21995667 - --------------------------BEGIN INCLUDED TEXT-------------------- Security Bulletin: IBM Security Guardium is affected by Linux kernel privesc: Dirty COW vulnerability (CVE-2016-5195) Security Bulletin Document information More support for: IBM Security Guardium Software version: 8.2, 9.0, 9.1, 9.5, 10.0, 10.0.1, 10.1, 10.1.2 Operating system(s): Linux Reference #: 1995667 Modified date: 20 December 2016 Summary Linux Kernel could allow a local attacker to gain elevated privileges on the system, caused by a race condition when handling the copy-on-write (COW) breakage of private read-only memory mappings by the memory subsystem. IBM Security Guardium has provided a fix for this vulnerability Vulnerability Details CVEID: CVE-2016-5195 DESCRIPTION: Linux Kernel could allow a local attacker to gain elevated privileges on the system, caused by a race condition when handling the copy-on-write (COW) breakage of private read-only memory mappings by the memory subsystem. An attacker could exploit this vulnerability to gain write access to read-only memory mappings and elevated privileges on the system. Note: This vulnerability is known as the Dirty COW bug. CVSS Base Score: 8.4 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/118170 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H) Affected Products and Versions IBM Security Guardium V8.2 IBM Security Guardium V 9, 9.1, 9.5 IBM Security Guardium V10, 10.0.1, 10.1, 10.1.2 Remediation/Fixes Product VRMF Remediation/First Fix IBM Security Guardium 8.2 End of Service Sept 30 2016, Full Extended Support customers must contact L2 support for more information IBM Security Guardium 9x http://www.ibm.com/support/fixcentral/swg/quickorder?parent=IBM%2BSecurity&product=ibm/Information+Management/InfoSphere+Guardium&release=All&platform=All&function=fixId&fixids=SqlGuard_9.0p6022_SecurityUpdate&includeSupersedes=0&source=fc IBM Security Guardium 10x http://www.ibm.com/support/fixcentral/swg/quickorder?parent=IBM%2BSecurity&product=ibm/Information+Management/InfoSphere+Guardium&release=All&platform=All&function=fixId&fixids=SqlGuard_10.0p6022_SecurityUpdate&includeSupersedes=0&source=fc Workarounds and Mitigations None Get Notified about Future Security Bulletins Subscribe to My Notifications to be notified of important product support alerts like this. References Complete CVSS v3 Guide On-line Calculator v3 Related information IBM Secure Engineering Web Portal IBM Product Security Incident Response Blog Change History 12/20/2016 - Original Version published *The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin. Disclaimer According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY. - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to firstname.lastname@example.org and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. 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