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Ubuntu 23.10 USN-6812-1 Critical: OpenJDK 17 DoS and Info Leak

ubuntu
Calendar Grey June 6, 2024
Dist Ubuntu Esm H88
Multiple vulnerabilities in OpenJDK 17 have been resolved for Ubuntu systems. It's crucial to upgrade promptly to maintain security.
Several security issues were fixed in OpenJDK 17.

Summary

Several security issues were fixed in OpenJDK 17.

Software Description:

- openjdk-17: Open Source Java implementation

Details:

It was discovered that the Hotspot component of OpenJDK 17 incorrectly

handled certain exceptions with specially crafted long messages. An

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

(CVE-2024-21011)

It was discovered that OpenJDK 17 incorrectly performed reverse DNS

query under certain circumstances in the Networking/HTTP client

component. An attacker could possibly use this issue to obtain sensitive

information. (CVE-2024-21012)

Vladimir Kondratyev discovered that the Hotspot component of OpenJDK 17

incorrectly handled address offset calculations in the C1 compiler. An

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

or execute arbitrary code. (CVE-2024-21068)

It was discovered that the Hotspot component of OpenJDK 17 incorrectly

handled array accesses in the C2 compiler. An attacke...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory update info leak ubuntu dos java openjdk

Update Instructions

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

Ubuntu 23.10
   openjdk-17-jdk                  17.0.11+9-1~23.10.1
   openjdk-17-jdk-headless         17.0.11+9-1~23.10.1
   openjdk-17-jre                  17.0.11+9-1~23.10.1
   openjdk-17-jre-headless         17.0.11+9-1~23.10.1
   openjdk-17-jre-zero             17.0.11+9-1~23.10.1

Ubuntu 22.04 LTS
   openjdk-17-jdk                  17.0.11+9-1~22.04.1
   openjdk-17-jdk-headless         17.0.11+9-1~22.04.1
   openjdk-17-jre                  17.0.11+9-1~22.04.1
   openjdk-17-jre-headless         17.0.11+9-1~22.04.1
   openjdk-17-jre-zero             17.0.11+9-1~22.04.1

Ubuntu 20.04 LTS
   openjdk-17-jdk                  17.0.11+9-1~20.04.2
   openjdk-17-jdk-headless         17.0.11+9-1~20.04.2
   openjdk-17-jre                  17.0.11+9-1~20.04.2
   openjdk-17-jre-headless         17.0.11+9-1~20.04.2
   openjdk-17-jre-zero             17.0.11+9-1~20.04.2

Ubuntu 18.04 LTS
   openjdk-17-jdk                  17.0.11+9-1~18.04.1
                                   Available with Ubuntu Pro
   openjdk-17-jdk-headless         17.0.11+9-1~18.04.1
                                   Available with Ubuntu Pro
   openjdk-17-jre                  17.0.11+9-1~18.04.1
                                   Available with Ubuntu Pro
   openjdk-17-jre-headless         17.0.11+9-1~18.04.1
                                   Available with Ubuntu Pro
   openjdk-17-jre-zero             17.0.11+9-1~18.04.1
                                   Available with Ubuntu Pro

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-6812-1

CVE-2024-21011, CVE-2024-21012, CVE-2024-21068, CVE-2024-21094

Severity
critical
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-6812-1

Topics%20covered

Topics Covered

security advisory update info leak ubuntu dos java openjdk

Package Information

https://launchpad.net/ubuntu/+source/openjdk-17/17.0.11+9-1~23.10.1
https://launchpad.net/ubuntu/+source/openjdk-17/17.0.11+9-1~22.04.1
https://launchpad.net/ubuntu/+source/openjdk-17/17.0.11+9-1~20.04.2

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