Wednesday, January 30, 2019

USN-3875-1: OpenJDK vulnerability

openjdk-8, openjdk-lts vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 18.10
  • Ubuntu 16.04 LTS

Summary

Java applets or applications could be made to expose sensitive information.

Software Description

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

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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



from Ubuntu Security Notices http://bit.ly/2RZewfl

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