USN-3458-1: ICU vulnerability

USN-3458-1: ICU vulnerability

Ubuntu Security Notice USN-3458-1

23rd October, 2017

icu vulnerability

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

• Ubuntu 17.10
• Ubuntu 17.04
• Ubuntu 16.04 LTS
• Ubuntu 14.04 LTS

Summary

ICU could be made to crash or run arbitrary code as your login
if it received specially crafted input.

Software description

• icu
  – International Components for Unicode library

Details

It was discovered that ICU incorrectly handled certain inputs. 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.

Update instructions

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

Ubuntu 17.10:

libicu57

57.1-6ubuntu0.2

Ubuntu 17.04:

libicu57

57.1-5ubuntu0.2

Ubuntu 16.04 LTS:

libicu55

55.1-7ubuntu0.3

Ubuntu 14.04 LTS:

libicu52

52.1-3ubuntu0.7

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

CVE-2017-14952

Source: USN-3458-1: ICU vulnerability