Ubuntu 24.04 LTS: 7483-1 critical: OpenJDK 21 Denial of Service

ubuntu

May 6, 2025

Several security issues were fixed in OpenJDK 21.

Summary

Several security issues were fixed in OpenJDK 21.

Software Description:

- openjdk-21: Open Source Java implementation

Details:

Alicja Kario discovered that the JSSE component of OpenJDK 21 incorrectly

handled RSA padding. An Attacker could possibly use this issue to obtain

sensitive information. (CVE-2025-21587)

It was discovered that the Compiler component of OpenJDK 21 incorrectly

handled compiler transformations. An attacker could possibly use this

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

(CVE-2025-30691)

It was discovered that the 2D component of OpenJDK 21 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-2025-30698)

In addition to security fixes, the updated packages contain bug fixes, new

features, and possibly incompatible changes.

Please see the following for more information:

https://openjdk.org/groups/vulne...

Read the Full Advisory

Topics Covered

security advisory denial of service Ubuntu OpenJDK compiler JSSE

Update Instructions

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

Ubuntu 25.04
   openjdk-21-jdk                  21.0.7+6~us1-0ubuntu1~25.04
   openjdk-21-jdk-headless         21.0.7+6~us1-0ubuntu1~25.04
   openjdk-21-jre                  21.0.7+6~us1-0ubuntu1~25.04
   openjdk-21-jre-headless         21.0.7+6~us1-0ubuntu1~25.04
   openjdk-21-jre-zero             21.0.7+6~us1-0ubuntu1~25.04

Ubuntu 24.10
   openjdk-21-jdk                  21.0.7+6~us1-0ubuntu1~24.10
   openjdk-21-jdk-headless         21.0.7+6~us1-0ubuntu1~24.10
   openjdk-21-jre                  21.0.7+6~us1-0ubuntu1~24.10
   openjdk-21-jre-headless         21.0.7+6~us1-0ubuntu1~24.10
   openjdk-21-jre-zero             21.0.7+6~us1-0ubuntu1~24.10

Ubuntu 24.04 LTS
   openjdk-21-jdk                  21.0.7+6~us1-0ubuntu1~24.04
   openjdk-21-jdk-headless         21.0.7+6~us1-0ubuntu1~24.04
   openjdk-21-jre                  21.0.7+6~us1-0ubuntu1~24.04
   openjdk-21-jre-headless         21.0.7+6~us1-0ubuntu1~24.04
   openjdk-21-jre-zero             21.0.7+6~us1-0ubuntu1~24.04

Ubuntu 22.04 LTS
   openjdk-21-jdk                  21.0.7+6~us1-0ubuntu1~22.04
   openjdk-21-jdk-headless         21.0.7+6~us1-0ubuntu1~22.04
   openjdk-21-jre                  21.0.7+6~us1-0ubuntu1~22.04
   openjdk-21-jre-headless         21.0.7+6~us1-0ubuntu1~22.04
   openjdk-21-jre-zero             21.0.7+6~us1-0ubuntu1~22.04

Ubuntu 20.04 LTS
   openjdk-21-jdk                  21.0.7+6~us1-0ubuntu1~20.04
   openjdk-21-jdk-headless         21.0.7+6~us1-0ubuntu1~20.04
   openjdk-21-jre                  21.0.7+6~us1-0ubuntu1~20.04
   openjdk-21-jre-headless         21.0.7+6~us1-0ubuntu1~20.04
   openjdk-21-jre-zero             21.0.7+6~us1-0ubuntu1~20.04

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.