Security Bulletin
Summary
There are multiple vulnerabilities in IBM® Runtime Environment Java™ Versions 6, 7 and 8 used by IBM ILOG CPLEX Optimization Studio. These issues were disclosed as part of the IBM Java SDK updates in April 2017.
Vulnerability Details
If you run your own Java code using the IBM Java Runtime delivered with this product, you should evaluate your code to determine whether the complete list of vulnerabilities are applicable to your code. For a complete list of vulnerabilities please refer to the link for “IBM Java SDK Security Bulletin" located in the “References” section for more information.
CVEID: CVE-2016-9840
DESCRIPTION: zlib is vulnerable to a denial of service, caused by an out-of-bounds pointer arithmetic in inftrees.c. By persuading a victim to open a specially crafted document, a remote attacker could exploit this vulnerability to cause a denial of service.
CVSS Base Score: 3.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/120508 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)
CVEID: CVE-2016-9841
DESCRIPTION: zlib is vulnerable to a denial of service, caused by an out-of-bounds pointer arithmetic in inftrees.c. By persuading a victim to open a specially crafted document, a remote attacker could exploit this vulnerability to cause a denial of service.
CVSS Base Score: 3.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/120509 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)
CVEID: CVE-2016-9842
DESCRIPTION: zlib is vulnerable to a denial of service, caused by an undefined left shift of negative number. By persuading a victim to open a specially crafted document, a remote attacker could exploit this vulnerability to cause a denial of service.
CVSS Base Score: 3.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/120510 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)
CVEID: CVE-2016-9843
DESCRIPTION: zlib is vulnerable to a denial of service, caused by a big-endian out-of-bounds pointer. By persuading a victim to open a specially crafted document, a remote attacker could exploit this vulnerability to cause a denial of service.
CVSS Base Score: 3.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/120511 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)
Affected Products and Versions
IBM ILOG CPLEX Optimization Studio v12.7.1 and earlier
Remediation/Fixes
From v12.4 to v12.5.1:
IBM SDK, Java Technology Edition, Version 6 Service Refresh 16 Fix Pack 45 and subsequent releases
From v12.6 to v12.6.3:
IBM SDK, Java Technology Edition, Version 7 Service Refresh 10 Fix Pack 5 and subsequent releases
From v12.7:
IBM SDK, Java Technology Edition, Version 8 Service Refresh 4 Fix Pack 2 and subsequent releases
The recommended solution is to download and install the appropriate version of IBM JRE as soon as practicable.
- Before installing a newer version of IBM JRE, please ensure that you:
- Close any open programs that you may have running;
- Rename the initial directory of the IBM JRE (for example: with a .old at the end),
- Download and install the appropriate IBM JRE version.
Here are the detailed instructions for updating IBM JRE.
You must verify that applying this fix does not cause any compatibility issues.
For HP-UX, MacOS and Solaris, IBM recommends upgrading to a fixed, supported version/release/platform of the product.
Get Notified about Future Security Bulletins
References
Change History
16 May 2017: 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
Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.
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Document Information
Modified date:
16 June 2018
UID
swg22003305