Security Bulletin: Multiple vulnerabilities in IBM Java SDK and IBM Java Runtime affect TPF Toolkit

Summary

There are multiple vulnerabilities in IBM® SDK Java™ Technology Edition and IBM® Runtime Environment Java™ used by TPF Toolkit. TPF Toolkit has addressed the applicable CVEs.

Vulnerability Details

If you run your own Java code using the IBM Java Runtime delivered with this product, evaluate your code to determine whether the complete list of vulnerabilities are applicable to your code. For a complete list of vulnerabilities, refer to the link for “IBM Java SDK Security Bulletin” located in the “References” section.

CVEID: CVE-2018-3180 DESCRIPTION: An unspecified vulnerability in Oracle Java SE related to the Java SE, Java SE Embedded, JRockit JSSE component could allow an unauthenticated attacker to cause low confidentiality impact, low integrity impact, and low availability impact.
CVSS Base Score: 5.6
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/151497&gt; for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L)

CVEID: CVE-2018-12547 DESCRIPTION: Eclipse OpenJ9 is vulnerable to a buffer overflow, caused by improper bounds checking by the jio_snprintf() and jio_vsnprintf() functions. By sending an overly long argument, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.
CVSS Base Score: 9.8
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/157512&gt; for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)

Affected Products and Versions

TPF Toolkit 4.2 and 4.6

Remediation/Fixes

Product

| VRMF |APAR|Remediation/First Fix
—|—|—|—
TPF Toolkit | 4.2 | JR60953 |

1. Install the latest version of IBM Installation Manager.
2. Apply Interim Fix 4.2.15 by using IBM Installation Manager.
3. Update the Java installation on your z/OS or Linux on z Systems (or both) systems that the TPF Toolkit connects to. Download the latest version of Java from http://www.ibm.com/developerworks/java/jdk/
   TPF Toolkit | 4.6 | None |

Apply the appropriate fix from Fix Central for your platform:

• For Windows, apply fix 4.6-TPFTK-WIN-SDK-8SR5FP30.
• For Linux, apply fix 4.6-TPFTK-LINUX-SDK-8SR5FP30.

Workarounds and Mitigations

None