10 - USN-2740-1

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

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

References:
http://www.ubuntu.com/usn/usn-2740-1
CVE-2015-1270, CVE-2015-2632, CVE-2015-4760

Package Information:
https://launchpad.net/ubuntu/+source/icu/52.1-8ubuntu0.2
https://launchpad.net/ubuntu/+source/icu/52.1-3ubuntu0.4
https://launchpad.net/ubuntu/+source/icu/4.8.1.1-3ubuntu0.6