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)

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&gt; 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](<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