Security Bulletin: A vulnerability in IBM Java affects IBM ILOG CPLEX Optimization Studio (CVE-2023-5676)

Summary

There is a vulnerability in IBM® Java™ version 8 and 11 used by IBM CPLEX Optimization Studio. This issue was disclosed as part of the Oracle / OpenJDK October 2023 Critical Patch Updates.

Vulnerability Details

CVEID:CVE-2023-5676
**DESCRIPTION:**Eclipse OpenJ9 is vulnerable to a denial of service, caused by a flaw when a shutdown signal (SIGTERM, SIGINT or SIGHUP) is received before the JVM has finished initializing. By sending a specially crafted request, a local authenticated attacker could exploit this vulnerability to cause an infinite busy hang on a spinlock or a segmentation fault.
CVSS Base score: 4.1
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/271615 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H)

Affected Products and Versions

Remediation/Fixes

IBM SDK, Java Technology Edition, Version 8 Service Refresh 8 Fix Pack 20 and subsequent releases
IBM SDK, Java Technology Edition, Version 11 Service Refresh 22 Fix Pack 0 and subsequent releases

Workarounds and Mitigations

None