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ESB-2016.0541 - [Linux][AIX] IBM DB2: Multiple vulnerabilities

Date: 01 March 2016
References: ESB-2015.2629  ESB-2015.2778  ESB-2016.0050  ESB-2016.1108  

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===========================================================================
             AUSCERT External Security Bulletin Redistribution

                               ESB-2016.0541
 Security Bulletin: Vulnerabilities in GPFS affect IBM DB2 LUW on AIX and
           Linux (CVE-2015-4974, CVE-2015-4981 & CVE-2015-7403)
                               1 March 2016

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           IBM DB2
Publisher:         IBM
Operating System:  AIX
                   Linux variants
Impact/Access:     Root Compromise          -- Console/Physical
                   Denial of Service        -- Console/Physical
                   Access Confidential Data -- Console/Physical
Resolution:        Patch/Upgrade
CVE Names:         CVE-2015-7403 CVE-2015-4981 CVE-2015-4974

Reference:         ESB-2016.0050
                   ESB-2015.2778
                   ESB-2015.2629

Original Bulletin: 
   http://www.ibm.com/support/docview.wss?uid=swg21972152

- --------------------------BEGIN INCLUDED TEXT--------------------

Security Bulletin: Vulnerabilities in GPFS affect IBM DB2 LUW on AIX and Linux
(CVE-2015-4974, CVE-2015-4981 & CVE-2015-7403)

Document information

More support for:

DB2 for Linux, UNIX and Windows

Software version:

9.8, 10.1, 10.5

Operating system(s):

AIX, Linux

Software edition:

Advanced Enterprise Server, Advanced Workgroup Server, Enterprise Server, 
Express, Express-C, Personal, Workgroup Server

Reference #:

1972152

Modified date:

2016-02-19

Security Bulletin

Summary

DB2 LUW is affected by multiple vulnerabilities in IBM General Parallel File 
System, Version V3.5 that is used by DB2 pureScale Feature on AIX and Linux.

Vulnerability Details

CVEID: CVE-2015-4974

DESCRIPTION: IBM General Parallel File System could allow a local non 
privileged attacker to execute commands with root privileges.

CVSS Base Score: 8.4

CVSS Temporal Score: See 
https://exchange.xforce.ibmcloud.com/vulnerabilities/105789 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)

CVEID: CVE-2015-4981

DESCRIPTION: IBM General Parallel File System could allow a local non 
privileged attacker to read system memory contents

CVSS Base Score: 4

CVSS Temporal Score: See 
https://exchange.xforce.ibmcloud.com/vulnerabilities/105831 for the current 
score

CVSS Environmental Score*: Undefined

CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)

CVEID: CVE-2015-7403

DESCRIPTION: 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 
https://exchange.xforce.ibmcloud.com/vulnerabilities/107108 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

Customers who have DB2 pureScale Feature installed in their DB2 database 
system are affected.

All fix pack levels of IBM DB2 V10.1 and V10.5 editions listed below and 
running on AIX and Linux are affected.

IBM DB2 Express Edition

IBM DB2 Workgroup Server Edition

IBM DB2 Enterprise Server Edition

IBM DB2 Advanced Enterprise Server Edition

IBM DB2 Advanced Workgroup Server Edition

IBM DB2 Connect Application Server Edition

IBM DB2 Connect Enterprise Edition

IBM DB2 Connect Unlimited Edition for System i

IBM DB2 Connect Unlimited Edition for System z

IBM DB2 pureScale Feature for Enterprise Server Edition, V9.8, running on AIX
or Linux is affected.

Remediation/Fixes

The recommended solution is to apply the appropriate fix for this 
vulnerability.

FIX:

Customers running any vulnerable fixpack level of an affected Program, V9.8, 
V10.1 and V10.5 can download the special build containing the interim fix for
this issue from Fix Central. These special builds are available based on the 
most recent fixpack level for each impacted release: DB2 V9.8 FP5, DB2 V10.1 
FP5 and DB2 V10.5 FP7. They can be applied to any affected fixpack level of 
the appropriate release to remediate this vulnerability.

Refer to the folowing chart to determine how to proceed to obtain a needed 
fixpack or special build.

Release 	Fixed in fix pack 	APAR 		Download URL

V9.8 		TBD 			IT11550 	Please contact technical support.

V10.1 		TBD 			IT11549 	Special Build:
							AIX 64-bit
							Linux 64-bit, x86-64

V10.5 		TBD 			IT11536 	Special Build:
							AIX 64-bit
							Linux 64-bit, x86-64

Contact Technical Support:

In the United States and Canada dial 1-800-IBM-SERV

View the support contacts for other countries outside of the United States.

Electronically open a Service Request with DB2 Technical Support.

Note: IBMs statements regarding its plans, directions, and intent are subject
to change or withdrawal without notice at IBMs sole discretion. Information 
regarding potential future products is intended to outline our general product
direction and it should not be relied on in making a purchasing decision. The
information mentioned regarding potential future products is not a commitment,
promise, or legal obligation to deliver any material, code or functionality. 
Information about potential future products may not be incorporated into any 
contract. The development, release, and timing of any future features or 
functionality described for our products remains at our sole discretion.

Workarounds and Mitigations

None

Get Notified about Future Security Bulletins

Subscribe to My Notifications to be notified of important product support 
alerts like this.

References

Complete CVSS v3 Guide

On-line Calculator v3

Related information

IBM Secure Engineering Web Portal

IBM Product Security Incident Response Blog

Acknowledgement

None

Change History

Feb 19, 2016: Original version published

*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.

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===========================================================================
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