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Security Bulletin: IBM Spectrum Scale V4.1.1, IBM GPFS V4.1, and IBM V3.5 for AIX are affected by a security vulnerability (CVE-2015-7403)

Security Bulletin


A security vulnerability has been identified in the current levels of IBM Spectrum Scale V4.1.1, IBM GPFS V4.1 and V3.5 that could allow a local attacker to cause the node they are on to crash.

Vulnerability Details

CVEID: CVE-2015-7403

IBM General Parallel File System is vulnerable to a denial of service, caused by a user pointer dereference. A local attacker could exploit this vulnerability to cause the GPFS they are on to crash.

CVSS Base Score: 4
CVSS Temporal Score: See for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

Affected Products and Versions

IBM Spectrum Scale V4.1.1.0 thru V4.1.1.2

IBM GPFS V4.1.0.0 thru V4.1.0.8

IBM GPFS V3.5.0.0 thru V3.5.0.28

Note: Only the AIX platform is affected

For GPFS V3.4 and lower, IBM recommends upgrading to a fixed, supported version/release of the product.


Apply IBM Spectrum Scale V4.1.1.3 for AIX or IBM GPFS V3.5.0.29 for AIX as appropriate for your level of code available from Fix Central:

- For IBM Spectrum Scale V4.1.1 and IBM GPFS V4.1 for AIX, apply V4.1.1.3 at

- For IBM GPFS V3.5 apply V3.5.0.29 for AIX at

Workarounds and Mitigations


Get Notified about Future Security Bulletins


Related information

*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.

Document information

More support for: IBM Spectrum Scale

Software version: 4.1.1

Operating system(s): AIX

Reference #: S1005452

Modified date: 04 December 2015

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