Advisory Published

USN-7254-1: OpenJDK 21 vulnerability

First published: Wed Feb 05 2025(Updated: )

It was discovered that the Hotspot component of OpenJDK 21 did not properly handle API access under certain circumstances. An unauthenticated attacker could possibly use this issue to access unauthorized resources and expose sensitive information.

Affected SoftwareAffected VersionHow to fix
All of
ubuntu/openjdk-21-jdk<21.0.6+7-1~24.10.1
21.0.6+7-1~24.10.1
Xfce Application Finder=24.10
All of
ubuntu/openjdk-21-jdk-headless<21.0.6+7-1~24.10.1
21.0.6+7-1~24.10.1
Xfce Application Finder=24.10
All of
ubuntu/openjdk-21-jre<21.0.6+7-1~24.10.1
21.0.6+7-1~24.10.1
Xfce Application Finder=24.10
All of
ubuntu/openjdk-21-jre-headless<21.0.6+7-1~24.10.1
21.0.6+7-1~24.10.1
Xfce Application Finder=24.10
All of
ubuntu/openjdk-21-jre-zero<21.0.6+7-1~24.10.1
21.0.6+7-1~24.10.1
Xfce Application Finder=24.10
All of
ubuntu/openjdk-21-jdk<21.0.6+7-1~24.04.1
21.0.6+7-1~24.04.1
Xfce Application Finder=24.04
All of
ubuntu/openjdk-21-jdk-headless<21.0.6+7-1~24.04.1
21.0.6+7-1~24.04.1
Xfce Application Finder=24.04
All of
ubuntu/openjdk-21-jre<21.0.6+7-1~24.04.1
21.0.6+7-1~24.04.1
Xfce Application Finder=24.04
All of
ubuntu/openjdk-21-jre-headless<21.0.6+7-1~24.04.1
21.0.6+7-1~24.04.1
Xfce Application Finder=24.04
All of
ubuntu/openjdk-21-jre-zero<21.0.6+7-1~24.04.1
21.0.6+7-1~24.04.1
Xfce Application Finder=24.04
All of
ubuntu/openjdk-21-jdk<21.0.6+7-1~22.04.1
21.0.6+7-1~22.04.1
Xfce Application Finder=22.04
All of
ubuntu/openjdk-21-jdk-headless<21.0.6+7-1~22.04.1
21.0.6+7-1~22.04.1
Xfce Application Finder=22.04
All of
ubuntu/openjdk-21-jre<21.0.6+7-1~22.04.1
21.0.6+7-1~22.04.1
Xfce Application Finder=22.04
All of
ubuntu/openjdk-21-jre-headless<21.0.6+7-1~22.04.1
21.0.6+7-1~22.04.1
Xfce Application Finder=22.04
All of
ubuntu/openjdk-21-jre-zero<21.0.6+7-1~22.04.1
21.0.6+7-1~22.04.1
Xfce Application Finder=22.04
All of
ubuntu/openjdk-21-jdk<21.0.6+7-1~20.04.1
21.0.6+7-1~20.04.1
Xfce Application Finder=20.04
All of
ubuntu/openjdk-21-jdk-headless<21.0.6+7-1~20.04.1
21.0.6+7-1~20.04.1
Xfce Application Finder=20.04
All of
ubuntu/openjdk-21-jre<21.0.6+7-1~20.04.1
21.0.6+7-1~20.04.1
Xfce Application Finder=20.04
All of
ubuntu/openjdk-21-jre-headless<21.0.6+7-1~20.04.1
21.0.6+7-1~20.04.1
Xfce Application Finder=20.04
All of
ubuntu/openjdk-21-jre-zero<21.0.6+7-1~20.04.1
21.0.6+7-1~20.04.1
Xfce Application Finder=20.04

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Reference Links

Child vulnerabilities

(Contains the following vulnerabilities)

Frequently Asked Questions

  • What is the severity of USN-7254-1?

    USN-7254-1 has a critical severity rating due to the risk of unauthorized access to sensitive information.

  • How do I fix USN-7254-1?

    To fix USN-7254-1, update your OpenJDK packages to version 21.0.6+7-1~24.10.1 or later.

  • What versions of OpenJDK are affected by USN-7254-1?

    USN-7254-1 affects various versions of OpenJDK 21 included in Ubuntu 20.04, 22.04, and 24.04.

  • Who is at risk from the vulnerability identified in USN-7254-1?

    Unauthenticated attackers can exploit the vulnerability in USN-7254-1 to gain unauthorized access to resources.

  • Is it safe to use OpenJDK versions prior to the fix for USN-7254-1?

    Using OpenJDK versions prior to the fix for USN-7254-1 poses a security risk and is not recommended.

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