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Ubuntu 25.04: OpenJDK 24 Critical DoS and Information Leak USN-7669-1

ubuntu
Calendar Grey July 25, 2025
Dist Ubuntu Esm H88
OpenJDK 24 for Ubuntu fixes security vulnerabilities that could potentially jeopardize user data and application integrity.
Several security issues were fixed in OpenJDK 24.

Summary

Several security issues were fixed in OpenJDK 24.

Software Description:

- openjdk-24: Open Source Java implementation

Details:

It was discovered that the 2D component of OpenJDK 24 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)

Mashroor Hasan Bhuiyan discovered that the JSSE component of OpenJDK

24 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 24 did not properly

manage network connections under certain circumstances. An attacker

could possibly use this issue to obtain sensitive information.

(CVE-2025-50059)

Topics%20covered

Topics Covered

security advisory critical DoS Ubuntu sensitive information openjdk

Update Instructions

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

Ubuntu 25.04
  openjdk-24-jdk                  24.0.2+12~us1-0ubuntu1~25.04.1
  openjdk-24-jdk-headless         24.0.2+12~us1-0ubuntu1~25.04.1
  openjdk-24-jre                  24.0.2+12~us1-0ubuntu1~25.04.1
  openjdk-24-jre-headless         24.0.2+12~us1-0ubuntu1~25.04.1
  openjdk-24-jre-zero             24.0.2+12~us1-0ubuntu1~25.04.1
  openjdk-24-jvmci-jdk            24.0.2+12~us1-0ubuntu1~25.04.1

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-7669-1

CVE-2025-30749, CVE-2025-30754, CVE-2025-50059, CVE-2025-50106

Severity
critical
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-7669-1

Topics%20covered

Topics Covered

security advisory critical DoS Ubuntu sensitive information openjdk

Package Information

https://launchpad.net/ubuntu/+source/openjdk-24/24.0.2+12~us1-0ubuntu1~25.04.1

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