==========================================================================
Ubuntu Security Notice USN-7252-1
February 05, 2025

openjdk-lts vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 24.10
- Ubuntu 24.04 LTS
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS

Summary:

OpenJDK 11 could be made to expose sensitive information over the
network.

Software Description:
- openjdk-lts: Open Source Java implementation

Details:

It was discovered that the Hotspot component of OpenJDK 11 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.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 24.10
  openjdk-11-jdk                  11.0.26+4-1ubuntu1~24.10
  openjdk-11-jdk-headless         11.0.26+4-1ubuntu1~24.10
  openjdk-11-jre                  11.0.26+4-1ubuntu1~24.10
  openjdk-11-jre-headless         11.0.26+4-1ubuntu1~24.10
  openjdk-11-jre-zero             11.0.26+4-1ubuntu1~24.10

Ubuntu 24.04 LTS
  openjdk-11-jdk                  11.0.26+4-1ubuntu1~24.04
  openjdk-11-jdk-headless         11.0.26+4-1ubuntu1~24.04
  openjdk-11-jre                  11.0.26+4-1ubuntu1~24.04
  openjdk-11-jre-headless         11.0.26+4-1ubuntu1~24.04
  openjdk-11-jre-zero             11.0.26+4-1ubuntu1~24.04

Ubuntu 22.04 LTS
  openjdk-11-jdk                  11.0.26+4-1ubuntu1~22.04
  openjdk-11-jdk-headless         11.0.26+4-1ubuntu1~22.04
  openjdk-11-jre                  11.0.26+4-1ubuntu1~22.04
  openjdk-11-jre-headless         11.0.26+4-1ubuntu1~22.04
  openjdk-11-jre-zero             11.0.26+4-1ubuntu1~22.04

Ubuntu 20.04 LTS
  openjdk-11-jdk                  11.0.26+4-1ubuntu1~20.04
  openjdk-11-jdk-headless         11.0.26+4-1ubuntu1~20.04
  openjdk-11-jre                  11.0.26+4-1ubuntu1~20.04
  openjdk-11-jre-headless         11.0.26+4-1ubuntu1~20.04
  openjdk-11-jre-zero             11.0.26+4-1ubuntu1~20.04

Ubuntu 18.04 LTS
  openjdk-11-jdk                  11.0.26+4-1ubuntu1~18.04
                                  Available with Ubuntu Pro
  openjdk-11-jdk-headless         11.0.26+4-1ubuntu1~18.04
                                  Available with Ubuntu Pro
  openjdk-11-jre                  11.0.26+4-1ubuntu1~18.04
                                  Available with Ubuntu Pro
  openjdk-11-jre-headless         11.0.26+4-1ubuntu1~18.04
                                  Available with Ubuntu Pro
  openjdk-11-jre-zero             11.0.26+4-1ubuntu1~18.04
                                  Available with Ubuntu Pro

This update uses a new upstream release, which includes additional bug
fixes. After a standard system update you need to restart Java
applications to make all the necessary changes.

References:
  https://ubuntu.com/security/notices/USN-7252-1
  CVE-2025-21502

Package Information:
https://launchpad.net/ubuntu/+source/openjdk-lts/11.0.26+4-1ubuntu1~24.10
https://launchpad.net/ubuntu/+source/openjdk-lts/11.0.26+4-1ubuntu1~24.04
https://launchpad.net/ubuntu/+source/openjdk-lts/11.0.26+4-1ubuntu1~22.04
https://launchpad.net/ubuntu/+source/openjdk-lts/11.0.26+4-1ubuntu1~20.04