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[USN-7669-1] OpenJDK 24 vulnerabilities

Posted on 25 July 2025
Ubuntu Security

==========================================================================Ubuntu Security Notice USN-7669-1
July 24, 2025

openjdk-24 vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 25.04

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)

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

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

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