Ubuntu Security Notice 3458-1 - 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.
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Ubuntu Security Notice USN-3458-1
October 23, 2017
icu vulnerability
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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 versions:
Ubuntu 17.10:
A libicu57A A A A A A A A A A A A A A A A A A A A A A A A 57.1-6ubuntu0.2
Ubuntu 17.04:
A libicu57A A A A A A A A A A A A A A A A A A A A A A A A 57.1-5ubuntu0.2
Ubuntu 16.04 LTS:
A libicu55A A A A A A A A A A A A A A A A A A A A A A A A 55.1-7ubuntu0.3
Ubuntu 14.04 LTS:
A libicu52A A A A A A A A A A A A A A A A A A A A A A A A 52.1-3ubuntu0.7
In general, a standard system update will make all the necessary
changes.
References:
A https://www.ubuntu.com/usn/usn-3458-1
A CVE-2017-14952
Package Information:
A https://launchpad.net/ubuntu/+source/icu/57.1-6ubuntu0.2
A https://launchpad.net/ubuntu/+source/icu/57.1-5ubuntu0.2
A https://launchpad.net/ubuntu/+source/icu/55.1-7ubuntu0.3
A https://launchpad.net/ubuntu/+source/icu/52.1-3ubuntu0.7