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USN-3227-1: ICU vulnerabilities

13 March 2017

Several security issues were fixed in ICU.

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.

Learn more about Ubuntu Pro

Releases

Packages

  • icu - International Components for Unicode library

Details

It was discovered that ICU incorrectly handled certain memory operations
when processing data. If an application using ICU processed crafted data,
a remote attacker could possibly cause it to crash or potentially execute
arbitrary code with the privileges of the user invoking the program.

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.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 16.10
Ubuntu 16.04
Ubuntu 14.04
Ubuntu 12.04

In general, a standard system update will make all the necessary changes.

Related notices

  • USN-2827-1: icedtea-6-jre-cacao, openjdk-6-jre-zero, openjdk-6-jre, icedtea-6-jre-jamvm, openjdk-6, openjdk-6-jre-lib, openjdk-6-jre-headless
  • USN-2784-1: openjdk-7-source, openjdk-7-doc, openjdk-7, openjdk-7-jdk, openjdk-7-demo, openjdk-7-jre, openjdk-7-jre-zero, icedtea-7-jre-jamvm, openjdk-7-jre-headless, openjdk-7-jre-lib
  • USN-2885-1: icedtea-6-jre-cacao, openjdk-6-jre-zero, openjdk-6-jre, icedtea-6-jre-jamvm, openjdk-6, openjdk-6-jre-lib, openjdk-6-jre-headless
  • USN-2884-1: openjdk-7-source, openjdk-7-doc, openjdk-7, openjdk-7-jdk, openjdk-7-demo, openjdk-7-jre, openjdk-7-jre-zero, icedtea-7-jre-jamvm, openjdk-7-jre-headless, openjdk-7-jre-lib