ICU could be made to crash or run programs as your login if it processed specially crafted data.
It was discovered that ICU contained a race condition affecting multi- threaded applications. If an application using ICU processed crafted data, an attacker could cause it to crash or potentially execute arbitrary code with the privileges of the user invoking the program. This issue only affected Ubuntu 12.04 LTS and Ubuntu 12.10. (CVE-2013-0900)
15 October 2013
A security issue affects these releases of Ubuntu and its derivatives:
ICU could be made to crash or run programs as your login if it processed specially crafted data.
It was discovered that ICU contained a race condition affecting multi- threaded applications. If an application using ICU processed crafted data, an attacker could cause it to crash or potentially execute arbitrary code with the privileges of the user invoking the program. This issue only affected Ubuntu 12.04 LTS and Ubuntu 12.10. (CVE-2013-0900)
It was discovered that ICU incorrectly handled memory operations. If an application using ICU processed crafted data, an attacker could cause it to crash or potentially execute arbitrary code with the privileges of the user invoking the program. (CVE-2013-2924)
The problem can be corrected by updating your system to the following package versions:
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.
Vulmon