Security Bulletin: IBM Security Guardium is affected by Linux kernel privesc: Dirty COW vulnerability (CVE-2016-5195)

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&gt; 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