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Security Bulletin: A vulnerability has been identified in IBM Spectrum Scale that could allow a local, unprivileged user to cause a kernel panic (CVE-2018-1782)

Security Bulletin


Summary

IBM Spectrum Scale could allow a local, unprivileged user to cause a kernel panic on a node running GPFS by accessing a file that is stored on a GPFS file system with mmap, or by executing a crafted file stored on a GPFS file system.

Vulnerability Details

CVEID: CVE-2018-1782
DESCRIPTION: IBM GPFS allows a local, unprivileged user to cause a kernel panic on a node running GPFS by accessing a file that is stored on a GPFS file system with mmap, or by executing a crafted file stored on a GPFS file system.
CVSS Base Score: 6.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/148805 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H)

Affected Products and Versions

IBM Spectrum Scale V5.0.1.0 and V5.0.1.1

 

Remediation/Fixes

A fix for this issue is in version 5.0.1.2 and 5.0.2.0 of IBM Spectrum Scale. Customers running an affected version of IBM Spectrum Scale should upgrade to 5.0.1.2 and later PTF's, so that the fix gets applied.

V5.0.1.2 available from FixCentral at

https://www-945.ibm.com/support/fixcentral/swg/selectFixes?parent=Software%20defined%20storage&product=ibm/StorageSoftware/IBM+Spectrum+Scale&release=5.0.1&platform=All&function=all

V5.0.2.0 available from FixCentral at

https://www-945.ibm.com/support/fixcentral/swg/selectFixes?parent=Software defined storage&product=ibm/StorageSoftware/IBM+Spectrum+Scale&release=5.0.2&platform=All&function=all

 

If you cannot apply the latest level of service, contact IBM Service for an efix

- For IBM Spectrum Scale V5.0.1.x, reference APAR IJ08204

To contact IBM Service, see http://www.ibm.com/planetwide/

 

Workarounds and Mitigations

None

Get Notified about Future Security Bulletins

References

Off

Acknowledgement

IBM acknowledges and thanks Ryan Adamson from the Oak Ridge National Laboratory for reporting this security vulnerability in Spectrum Scale.

*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.

Internal Use Only

PR - 119358 and Advisory ID : 12946

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Document Information

Modified date:
17 September 2018

UID

ibm10730967