Security Bulletin: Vulnerability in IBM Java SDK and IBM Java Runtime affects Host On-Demand

Summary

There is a vulnerability in IBM® SDK Java™ Technology Edition and IBM® Runtime Environment Java™ used by Host On-Demand. Host On-Demand has addressed the applicable CVE. This issue was disclosed as part of the IBM Semeru Runtime Quarterly CPU - Oct 2023 - Includes OpenJDK October 2023 CPU plus CVE-2023-4807 and CVE-2023-5676.

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

For Client Fix

Upgrade to fixed updated HOD version from the following location:

HOD v15.0.2

https://www.ibm.com/support/fixcentral/swg/selectFixes?parent=ibm%7ERational&product=ibm/Rational/IBM+Host+On-Demand&release=15.0.2&platform=All&function=all

Workarounds and Mitigations

None