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.
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 V188.8.131.52 and V184.108.40.206
A fix for this issue is in version 220.127.116.11 and 18.104.22.168 of IBM Spectrum Scale. Customers running an affected version of IBM Spectrum Scale should upgrade to 22.214.171.124 and later PTF's, so that the fix gets applied.
V126.96.36.199 available from FixCentral at
V188.8.131.52 available from FixCentral at
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
Get Notified about Future Security Bulletins
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.
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
17 September 2018