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3.7

OpenJDK 11 and 17 libraries may let attackers run code

published 5 days ago
Summary

The library components in OpenJDK 11 and OpenJDK 17 builds from CleanStart contain a flaw that could allow an attacker to execute arbitrary code on a vulnerable system. This can lead to unauthorized actions or data loss. Apply the latest security updates from the vendor as soon as they are available.

What to do
  • Update cleanstart openjdk11 to version 11.0.19_p7-r0.
  • Update cleanstart openjdk17 to version 17.0.7_p7-r0.
Affected software
Ecosystem VendorProductAffected versions
CleanStart cleanstart openjdk11 < 11.0.19_p7-r0
Fix: upgrade to 11.0.19_p7-r0
CleanStart cleanstart openjdk17 < 17.0.7_p7-r0
Fix: upgrade to 17.0.7_p7-r0
Original advisory text
Vulnerability in the Oracle Java SE, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Libraries)
CVE-2023-21938 affects multiple packages. Vulnerability in the Oracle Java SE, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Libraries). See references for individual vulnerability details.
Fix within
Internet-facing 14 days
Internal 60 days
  • Not known to be exploited
  • Can be exploited automatically (estimated)
  • Gives an attacker partial control (estimated)
Severity
3.7 Low
Timeline
Published14 Oct 2026
Updated14 Oct 2026
First seen14 Oct 2026
Sources
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