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Ubuntu 24.10: USN-7124-1 critical: OpenJDK 23 access issues

ubuntu
Calendar Grey November 25, 2024
Dist Ubuntu Esm H88
Essential security updates for OpenJDK 23 in Ubuntu 24.10 tackle denial of service vulnerabilities and problems related to the exposure of sensitive information.
Several security issues were fixed in OpenJDK 23.

Summary

Several security issues were fixed in OpenJDK 23.

Software Description:

- openjdk-23: Open Source Java implementation

Details:

Andy Boothe discovered that the Networking component of OpenJDK 23 did not

properly handle access under certain circumstances. An unauthenticated

attacker could possibly use this issue to cause a denial of service.

(CVE-2024-21208)

It was discovered that the Hotspot component of OpenJDK 23 did not properly

handle vectorization under certain circumstances. An unauthenticated

attacker could possibly use this issue to access unauthorized resources

and expose sensitive information. (CVE-2024-21210, CVE-2024-21235)

It was discovered that the Serialization component of OpenJDK 23 did not

properly handle deserialization under certain circumstances. An

unauthenticated attacker could possibly use this issue to cause a denial

of service. (CVE-2024-21217)

Topics%20covered

Topics Covered

security advisory denial of service ubuntu unauthenticated access openjdk

Update Instructions

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

Ubuntu 24.10
   openjdk-23-jdk                  23.0.1+11-1ubuntu1~24.10.1
   openjdk-23-jdk-headless         23.0.1+11-1ubuntu1~24.10.1
   openjdk-23-jre                  23.0.1+11-1ubuntu1~24.10.1
   openjdk-23-jre-headless         23.0.1+11-1ubuntu1~24.10.1
   openjdk-23-jre-zero             23.0.1+11-1ubuntu1~24.10.1

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-7124-1

  CVE-2024-21208, CVE-2024-21210, CVE-2024-21217, CVE-2024-21235

Severity
critical
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-7124-1

Topics%20covered

Topics Covered

security advisory denial of service ubuntu unauthenticated access openjdk

Package Information

https://launchpad.net/ubuntu/+source/openjdk-23/23.0.1+11-1ubuntu1~24.10.1

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