Ubuntu Security Notices
USN-6077-1

USN-6077-1: OpenJDK vulnerabilities

Publication date

16 May 2023

Overview

Several security issues were fixed in OpenJDK.

Releases

23.04 22.10 22.04 LTS 20.04 LTS 18.04 LTS 16.04 LTS

Packages

openjdk-17 - Open Source Java implementation
openjdk-20 - Open Source Java implementation
openjdk-8 - Open Source Java implementation
openjdk-lts - Open Source Java implementation

Details

Ben Smyth discovered that OpenJDK incorrectly handled half-duplex
connections during TLS handshake. A remote attacker could possibly use
this issue to insert, edit or obtain sensitive information.
(CVE-2023-21930)

It was discovered that OpenJDK incorrectly handled certain inputs. An
attacker could possibly use this issue to insert, edit or obtain sensitive
information. (CVE-2023-21937)

It was discovered that OpenJDK incorrectly handled command arguments. An
attacker could possibly use this issue to insert, edit or obtain sensitive
information. (CVE-2023-21938)

It was discovered that OpenJDK incorrectly validated HTML documents. An
attacker could possibly use this issue to insert, edit or obtain sensitive
information. (CVE-2023-21939)

Ramki Ramakrishna discovered...

It was discovered that OpenJDK incorrectly handled certain inputs. An
attacker could possibly use this issue to insert, edit or obtain sensitive
information. (CVE-2023-21937)

It was discovered that OpenJDK incorrectly handled command arguments. An
attacker could possibly use this issue to insert, edit or obtain sensitive
information. (CVE-2023-21938)

It was discovered that OpenJDK incorrectly validated HTML documents. An
attacker could possibly use this issue to insert, edit or obtain sensitive
information. (CVE-2023-21939)

Ramki Ramakrishna discovered that OpenJDK incorrectly handled garbage
collection. An attacker could possibly use this issue to bypass Java
sandbox restrictions. (CVE-2023-21954)

Jonathan Looney discovered that OpenJDK incorrectly handled certificate
chains during TLS session negotiation. A remote attacker could possibly
use this issue to cause a denial of service. (CVE-2023-21967)

Adam Reziouk discovered that OpenJDK incorrectly sanitized URIs. An
attacker could possibly use this issue to bypass Java sandbox
restrictions. (CVE-2023-21968)

Update instructions

This update uses a new upstream release, which includes additional bug fixes. After a standard system update you need to restart any Java applications or applets to make all the necessary changes.

Learn more about how to get the fixes.

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

Ubuntu Release	Package Version
23.04 lunar	openjdk-20-jre – 20.0.1+9~us1-0ubuntu1~23.04
	openjdk-8-jre-headless – 8u372-ga~us1-0ubuntu1~23.04
	openjdk-11-jre-headless – 11.0.19+7~us1-0ubuntu1~23.04
	openjdk-11-jdk – 11.0.19+7~us1-0ubuntu1~23.04
	openjdk-17-jre – 17.0.7+7~us1-0ubuntu1~23.04
	openjdk-17-jdk – 17.0.7+7~us1-0ubuntu1~23.04
	openjdk-17-jre-zero – 17.0.7+7~us1-0ubuntu1~23.04
	openjdk-20-jre-headless – 20.0.1+9~us1-0ubuntu1~23.04
	openjdk-20-jdk – 20.0.1+9~us1-0ubuntu1~23.04
	openjdk-8-jre-zero – 8u372-ga~us1-0ubuntu1~23.04
	openjdk-8-jdk – 8u372-ga~us1-0ubuntu1~23.04
	openjdk-11-jre-zero – 11.0.19+7~us1-0ubuntu1~23.04
	openjdk-8-jre – 8u372-ga~us1-0ubuntu1~23.04
	openjdk-20-jre-zero – 20.0.1+9~us1-0ubuntu1~23.04
	openjdk-17-jre-headless – 17.0.7+7~us1-0ubuntu1~23.04
	openjdk-11-jre – 11.0.19+7~us1-0ubuntu1~23.04
22.10 kinetic	openjdk-20-jre – 20.0.1+9~us1-0ubuntu1~22.10
	openjdk-8-jre-headless – 8u372-ga~us1-0ubuntu1~22.10
	openjdk-11-jre-headless – 11.0.19+7~us1-0ubuntu1~22.10.1
	openjdk-11-jdk – 11.0.19+7~us1-0ubuntu1~22.10.1
	openjdk-17-jre – 17.0.7+7~us1-0ubuntu1~22.10.2
	openjdk-17-jdk – 17.0.7+7~us1-0ubuntu1~22.10.2
	openjdk-17-jre-zero – 17.0.7+7~us1-0ubuntu1~22.10.2
	openjdk-20-jre-headless – 20.0.1+9~us1-0ubuntu1~22.10
	openjdk-20-jdk – 20.0.1+9~us1-0ubuntu1~22.10
	openjdk-8-jre-zero – 8u372-ga~us1-0ubuntu1~22.10
	openjdk-8-jdk – 8u372-ga~us1-0ubuntu1~22.10
	openjdk-11-jre-zero – 11.0.19+7~us1-0ubuntu1~22.10.1
	openjdk-8-jre – 8u372-ga~us1-0ubuntu1~22.10
	openjdk-20-jre-zero – 20.0.1+9~us1-0ubuntu1~22.10
	openjdk-17-jre-headless – 17.0.7+7~us1-0ubuntu1~22.10.2
	openjdk-11-jre – 11.0.19+7~us1-0ubuntu1~22.10.1
22.04 jammy	openjdk-8-jre-headless – 8u372-ga~us1-0ubuntu1~22.04
	openjdk-8-jre – 8u372-ga~us1-0ubuntu1~22.04
	openjdk-11-jdk – 11.0.19+7~us1-0ubuntu1~22.04.1
	openjdk-17-jre-headless – 17.0.7+7~us1-0ubuntu1~22.04.2
	openjdk-17-jre – 17.0.7+7~us1-0ubuntu1~22.04.2
	openjdk-17-jdk – 17.0.7+7~us1-0ubuntu1~22.04.2
	openjdk-17-jre-zero – 17.0.7+7~us1-0ubuntu1~22.04.2
	openjdk-8-jre-zero – 8u372-ga~us1-0ubuntu1~22.04
	openjdk-8-jdk – 8u372-ga~us1-0ubuntu1~22.04
	openjdk-11-jre-zero – 11.0.19+7~us1-0ubuntu1~22.04.1
	openjdk-11-jre-headless – 11.0.19+7~us1-0ubuntu1~22.04.1
	openjdk-11-jre – 11.0.19+7~us1-0ubuntu1~22.04.1
20.04 focal	openjdk-8-jre-headless – 8u372-ga~us1-0ubuntu1~20.04
	openjdk-8-jre – 8u372-ga~us1-0ubuntu1~20.04
	openjdk-11-jdk – 11.0.19+7~us1-0ubuntu1~20.04.1
	openjdk-17-jre-headless – 17.0.7+7~us1-0ubuntu1~20.04
	openjdk-17-jre – 17.0.7+7~us1-0ubuntu1~20.04
	openjdk-17-jdk – 17.0.7+7~us1-0ubuntu1~20.04
	openjdk-17-jre-zero – 17.0.7+7~us1-0ubuntu1~20.04
	openjdk-8-jre-zero – 8u372-ga~us1-0ubuntu1~20.04
	openjdk-8-jdk – 8u372-ga~us1-0ubuntu1~20.04
	openjdk-11-jre-zero – 11.0.19+7~us1-0ubuntu1~20.04.1
	openjdk-11-jre-headless – 11.0.19+7~us1-0ubuntu1~20.04.1
	openjdk-11-jre – 11.0.19+7~us1-0ubuntu1~20.04.1
18.04 bionic	openjdk-8-jre-headless – 8u372-ga~us1-0ubuntu1~18.04
	openjdk-8-jre – 8u372-ga~us1-0ubuntu1~18.04
	openjdk-11-jdk – 11.0.19+7~us1-0ubuntu1~18.04.1
	openjdk-17-jre-headless – 17.0.7+7~us1-0ubuntu1~18.04
	openjdk-17-jre – 17.0.7+7~us1-0ubuntu1~18.04
	openjdk-17-jdk – 17.0.7+7~us1-0ubuntu1~18.04
	openjdk-17-jre-zero – 17.0.7+7~us1-0ubuntu1~18.04
	openjdk-8-jre-zero – 8u372-ga~us1-0ubuntu1~18.04
	openjdk-8-jdk – 8u372-ga~us1-0ubuntu1~18.04
	openjdk-11-jre-zero – 11.0.19+7~us1-0ubuntu1~18.04.1
	openjdk-11-jre-headless – 11.0.19+7~us1-0ubuntu1~18.04.1
	openjdk-11-jre – 11.0.19+7~us1-0ubuntu1~18.04.1
16.04 xenial	openjdk-8-jdk – 8u372-ga~us1-0ubuntu1~16.04
	openjdk-8-jre-headless – 8u372-ga~us1-0ubuntu1~16.04
	openjdk-8-jre – 8u372-ga~us1-0ubuntu1~16.04
	openjdk-8-jre-zero – 8u372-ga~us1-0ubuntu1~16.04

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Get Ubuntu Pro

USN-6077-1: OpenJDK vulnerabilities

Packages

Details

Update instructions

Reduce your security exposure

References