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Ubuntu 25.04: OpenJDK 11 Important Security Updates USN-7674-1

ubuntu
Calendar Grey July 29, 2025
Dist Ubuntu Esm H88
Ubuntu Security Notice USN-7674-1 announces vital updates for OpenJDK 11 to address critical vulnerabilities, emphasizing the need for immediate upgrades to protect Java applications
Several security issues were fixed in OpenJDK 11.

Summary

Several security issues were fixed in OpenJDK 11.

Software Description:

- openjdk-lts: Open Source Java implementation

Details:

It was discovered that the 2D component of OpenJDK 11 did not properly

manage memory under certain circumstances. An attacker could possibly

use this issue to cause a denial of service or execute arbitrary code.

(CVE-2025-30749, CVE-2025-50106)

VMashroor Hasan Bhuiyan discovered that the JSSE component of OpenJDK 11

did not properly manage TLS 1.3 handshakes under certain circumstances.

An attacker could possibly use this issue to obtain sensitive

information. (CVE-2025-30754)

Martin van Wingerden and Violeta Georgieva of Broadcom discovered

that the Networking component of OpenJDK 11 did not properly

manage network connections under certain circumstances. An attacker

could possibly use this issue to obtain sensitive information.

(CVE-2025-50059)

It was discovered that the Scripting component of OpenJDK 11 did not

properly manage properties under cer...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory denial of service Ubuntu important sensitive information openjdk

Update Instructions

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

Ubuntu 25.04
  openjdk-11-jdk                  11.0.28+6-1ubuntu1~25.04.1
  openjdk-11-jdk-headless         11.0.28+6-1ubuntu1~25.04.1
  openjdk-11-jre                  11.0.28+6-1ubuntu1~25.04.1
  openjdk-11-jre-headless         11.0.28+6-1ubuntu1~25.04.1
  openjdk-11-jre-zero             11.0.28+6-1ubuntu1~25.04.1

Ubuntu 24.04 LTS
  openjdk-11-jdk                  11.0.28+6-1ubuntu1~24.04.1
                                  Available with Ubuntu Pro
  openjdk-11-jdk-headless         11.0.28+6-1ubuntu1~24.04.1
                                  Available with Ubuntu Pro
  openjdk-11-jre                  11.0.28+6-1ubuntu1~24.04.1
                                  Available with Ubuntu Pro
  openjdk-11-jre-headless         11.0.28+6-1ubuntu1~24.04.1
                                  Available with Ubuntu Pro
  openjdk-11-jre-zero             11.0.28+6-1ubuntu1~24.04.1
                                  Available with Ubuntu Pro

Ubuntu 22.04 LTS
  openjdk-11-jdk                  11.0.28+6-1ubuntu1~22.04.1
  openjdk-11-jdk-headless         11.0.28+6-1ubuntu1~22.04.1
  openjdk-11-jre                  11.0.28+6-1ubuntu1~22.04.1
  openjdk-11-jre-headless         11.0.28+6-1ubuntu1~22.04.1
  openjdk-11-jre-zero             11.0.28+6-1ubuntu1~22.04.1

Ubuntu 20.04 LTS
  openjdk-11-jdk                  11.0.28+6-1ubuntu1~20.04.1
                                  Available with Ubuntu Pro
  openjdk-11-jdk-headless         11.0.28+6-1ubuntu1~20.04.1
                                  Available with Ubuntu Pro
  openjdk-11-jre                  11.0.28+6-1ubuntu1~20.04.1
                                  Available with Ubuntu Pro
  openjdk-11-jre-headless         11.0.28+6-1ubuntu1~20.04.1
                                  Available with Ubuntu Pro
  openjdk-11-jre-zero             11.0.28+6-1ubuntu1~20.04.1
                                  Available with Ubuntu Pro

Ubuntu 18.04 LTS
  openjdk-11-jdk                  11.0.28+6-1ubuntu1~18.04.1
                                  Available with Ubuntu Pro
  openjdk-11-jdk-headless         11.0.28+6-1ubuntu1~18.04.1
                                  Available with Ubuntu Pro
  openjdk-11-jre                  11.0.28+6-1ubuntu1~18.04.1
                                  Available with Ubuntu Pro
  openjdk-11-jre-headless         11.0.28+6-1ubuntu1~18.04.1
                                  Available with Ubuntu Pro
  openjdk-11-jre-zero             11.0.28+6-1ubuntu1~18.04.1
                                  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-7674-1

CVE-2025-30749, CVE-2025-30754, CVE-2025-30761, CVE-2025-50059,

CVE-2025-50106

Severity
important
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-7674-1

Topics%20covered

Topics Covered

security advisory denial of service Ubuntu important sensitive information openjdk

Package Information

https://launchpad.net/ubuntu/+source/openjdk-lts/11.0.28+6-1ubuntu1~25.04.1
https://launchpad.net/ubuntu/+source/openjdk-lts/11.0.28+6-1ubuntu1~22.04.1

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