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Ubuntu 14.10: 2522-1 Critical ICU Memory Issues Affecting Code Execution

ubuntu
Calendar Grey March 5, 2015
Dist Ubuntu Esm H88
Ubuntu's ICU vulnerabilities pose serious security concerns. Upgrade promptly to mitigate the risks of system failures and unauthorized code execution.
ICU could be made to crash or run programs as your login if it processed specially crafted data.

Summary

ICU could be made to crash or run programs as your login if it processed

specially crafted data.

Software Description:

- icu: International Components for Unicode library

Details:

It was discovered that ICU incorrectly handled memory operations when

processing fonts. 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. (CVE-2013-1569, CVE-2013-2383, CVE-2013-2384,

CVE-2013-2419)

It was discovered that ICU incorrectly handled memory operations when

processing fonts. 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-2014-6585,

CVE-2014-6591)

It was discovered that ICU incorrectly handled memory operations when

processing regular expressions. If an applicati...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory update critical code execution Ubuntu memory flaw icu

Update Instructions

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

Ubuntu 14.10:
  libicu52                        52.1-6ubuntu0.2

Ubuntu 14.04 LTS:
  libicu52                        52.1-3ubuntu0.2

Ubuntu 12.04 LTS:
  libicu48                        4.8.1.1-3ubuntu0.3

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

References

CVE-2013-1569, CVE-2013-2383, CVE-2013-2384, CVE-2013-2419,

CVE-2014-6585, CVE-2014-6591, CVE-2014-7923, CVE-2014-7926,

CVE-2014-7940, CVE-2014-9654

Severity
critical
Lowest
Low
Medium
High
Critical

March 05, 2015

Topics%20covered

Topics Covered

security advisory update critical code execution Ubuntu memory flaw icu

Package Information

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

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