Alerts This Week
Warning Icon 1 714
Alerts This Week
Warning Icon 1 714

Ubuntu 23.10 USN-6528-1 High: OpenJDK 8 DoS and Memory Issues

ubuntu
Calendar Grey November 29, 2023
Dist Ubuntu Esm H88
Ubuntu Security Announcement USN-6529-3 addresses issues in OpenJDK 11, focusing on potential denial of service and memory leaks.
Several security issues were fixed in OpenJDK.

Summary

A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 23.10 - Ubuntu 23.04 - Ubuntu 22.04 LTS - Ubuntu 20.04 LTS - Ubuntu 18.04 LTS (Available with Ubuntu Pro) - Ubuntu 16.04 LTS (Available with Ubuntu Pro) Summary: Several security issues were fixed in OpenJDK. Software Description: - openjdk-8: Open Source Java implementation Details: It was discovered that the HotSpot VM implementation in OpenJDK did not properly validate bytecode blocks in certain situations. An attacker could possibly use this to cause a denial of service. (CVE-2022-40433) Carter Kozak discovered that OpenJDK, when compiling with AVX-512 instruction support enabled, could produce code that resulted in memory corruption in certain situations. An attacker targeting applications built in this way could possibly use this to cause a denial of service or execute arbitrary code. In Ubuntu, OpenJDK defaults to not using AVX-512 instructions. (CVE-2023-22025) It was discovered that the...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory denial of service security issue memory corruption ubuntu openjdk

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 23.10: openjdk-8-jdk 8u392-ga-1~23.10 openjdk-8-jdk-headless 8u392-ga-1~23.10 openjdk-8-jre 8u392-ga-1~23.10 openjdk-8-jre-headless 8u392-ga-1~23.10 openjdk-8-jre-zero 8u392-ga-1~23.10 Ubuntu 23.04: openjdk-8-jdk 8u392-ga-1~23.04 openjdk-8-jdk-headless 8u392-ga-1~23.04 openjdk-8-jre 8u392-ga-1~23.04 openjdk-8-jre-headless 8u392-ga-1~23.04 openjdk-8-jre-zero 8u392-ga-1~23.04 Ubuntu 22.04 LTS: openjdk-8-jdk 8u392-ga-1~22.04 openjdk-8-jdk-headless 8u392-ga-1~22.04 openjdk-8-jre 8u392-ga-1~22.04 openjdk-8-jre-headless 8u392-ga-1~22.04 openjdk-8-jre-zero 8u392-ga-1~22.04 Ubuntu 20.04 LTS: openjdk-8-jdk 8u392-ga-1~20.04 openjdk-8-jdk-headless 8u392-ga-1~20.04 openjdk-8-jre 8u392-ga-1~20.04 openjdk-8-jre-headless 8u392-ga-1~20.04 openjdk-8-jre-zero 8u392-ga-1~20.04 Ubuntu 18.04 LTS (Available with Ubuntu Pro): openjdk-8-jdk 8u392-ga-1~18.04 openjdk-8-jdk-headless 8u392-ga-1~18.04 openjdk-8-jre 8u392-ga-1~18.04 openjdk-8-jre-headless 8u392-ga-1~18.04 openjdk-8-jre-zero 8u392-ga-1~18.04 Ubuntu 16.04 LTS (Available with Ubuntu Pro): openjdk-8-jdk 8u392-ga-1~16.04 openjdk-8-jdk-headless 8u392-ga-1~16.04 openjdk-8-jre 8u392-ga-1~16.04 openjdk-8-jre-headless 8u392-ga-1~16.04 openjdk-8-jre-jamvm 8u392-ga-1~16.04 openjdk-8-jre-zero 8u392-ga-1~16.04 This update uses a new upstream release, which includes additional bug fixes. After a standard system update you need to restart any Java applications to make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-6528-1

CVE-2022-40433, CVE-2023-22025, CVE-2023-22067, CVE-2023-22081

Ubuntu Security Notice USN-6528-1

Topics%20covered

Topics Covered

security advisory denial of service security issue memory corruption ubuntu openjdk

Package Information

https://launchpad.net/ubuntu/+source/openjdk-8/8u392-ga-1~23.10 https://launchpad.net/ubuntu/+source/openjdk-8/8u392-ga-1~23.04 https://launchpad.net/ubuntu/+source/openjdk-8/8u392-ga-1~22.04 https://launchpad.net/ubuntu/+source/openjdk-8/8u392-ga-1~20.04

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Your message here