USN-3875-1: OpenJDK vulnerability

Releases

• Ubuntu 18.10
• Ubuntu 16.04 ESM

Packages

• openjdk-8 - Open Source Java implementation
• openjdk-lts - Open Source Java implementation

Details

It was discovered that a memory disclosure issue existed in the OpenJDK
Library subsystem. An attacker could use this to expose sensitive
information and possibly bypass Java sandbox restrictions. (CVE-2019-2422)

Update instructions

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

Ubuntu 18.10

• openjdk-11-jdk - 11.0.1+13-3ubuntu3.18.10.1
• openjdk-11-jre - 11.0.1+13-3ubuntu3.18.10.1
• openjdk-11-jre-headless - 11.0.1+13-3ubuntu3.18.10.1

Ubuntu 16.04

• openjdk-8-jdk - 8u191-b12-2ubuntu0.16.04.1
• openjdk-8-jre - 8u191-b12-2ubuntu0.16.04.1
• openjdk-8-jre-headless - 8u191-b12-2ubuntu0.16.04.1
• openjdk-8-jre-jamvm - 8u191-b12-2ubuntu0.16.04.1

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.

References

• CVE-2019-2422

Related notices

• USN-3942-1: openjdk-7-jdk, openjdk-7-jre, openjdk-7-jre-headless, openjdk-7-demo, openjdk-7, openjdk-7-jre-zero, openjdk-7-doc, openjdk-7-jre-lib, openjdk-7-source, openjdk-7-tests, icedtea-7-jre-jamvm
• USN-3949-1: openjdk-11-doc, openjdk-lts, openjdk-11-jre-headless, openjdk-11-jdk-headless, openjdk-11-source, openjdk-11-jre-zero, openjdk-11-demo, openjdk-11-jre, openjdk-11-jdk