Security Bulletin: Vulnerabilities in IBM Java Runtime affect z/Transaction Processing Facility

Summary

There are multiple vulnerabilities in IBM® Runtime Environment Java™ Version 8 that is used by the z/TPF system. z/TPF has addressed the applicable CVEs.

Vulnerability Details

CVEID:CVE-2023-21967
**DESCRIPTION:**An unspecified vulnerability in Oracle Java SE, Oracle GraalVM Enterprise Edition related to the Hotspot component could allow a remote attacker to cause high confidentiality impact.
CVSS Base score: 5.9
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/253166 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N)

CVEID:CVE-2023-21937
**DESCRIPTION:**An unspecified vulnerability in Oracle Java SE, Oracle GraalVM Enterprise Edition related to the Networking component could allow a remote attacker to cause integrity impact.
CVSS Base score: 3.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/253167 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N)

Affected Products and Versions

Remediation/Fixes

1. Apply the APAR, which is available for download from the TPF Family Products: Maintenance web page.
2. Download and install the PJ47072_ibm-java-jre-8.0-8.5 package from the z/TPF support for IBM Semeru Runtimes and IBM Java SDK download page.

Workarounds and Mitigations

None.