USN-2740-1: ICU vulnerabilities

16 September 2015

icu vulnerabilities

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

  • Ubuntu 15.04
  • Ubuntu 14.04 LTS
  • Ubuntu 12.04 LTS

Summary

Several security issues were fixed in ICU.

Software Description

  • icu - International Components for Unicode library

Details

Atte Kettunen discovered that ICU incorrectly handled certain converter names. If an application using ICU processed crafted data, a remote attacker could possibly cause it to crash. (CVE-2015-1270)

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. (CVE-2015-2632, CVE-2015-4760)

Update instructions

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

Ubuntu 15.04
libicu52 - 52.1-8ubuntu0.2
Ubuntu 14.04 LTS
libicu52 - 52.1-3ubuntu0.4
Ubuntu 12.04 LTS
libicu48 - 4.8.1.1-3ubuntu0.6

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

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

References