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[USN-3274-2] ICU vulnerabilities

Posted on 18 July 2017
Ubuntu Security

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Ubuntu Security Notice USN-3274-2
July 18, 2017

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

- Ubuntu 12.04 ESM

Summary:

Several security issues were fixed in ICU.

Software Description:
- icu: International Components for Unicode library

Details:

USN-3274-1 fixed a vulnerability in icu. This update provides the
corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

=C2=A0It was discovered that ICU incorrectly handled certain memory
=C2=A0operations when processing data. If an application using ICU processe=
d
=C2=A0crafted data, a remote attacker could possibly cause it to crash or
=C2=A0potentially execute arbitrary code with the privileges of the user=
=20
=C2=A0invoking the program.

Update instructions:

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

Ubuntu 12.04 ESM:
=C2=A0 libicu48=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=
=A0=C2=A04.8.1.1-3ubuntu0.8

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

References:
=C2=A0 https://www.ubuntu.com/usn/usn-3274-2
=C2=A0 https://www.ubuntu.com/usn/usn-3274-1
=C2=A0 CVE-2017-7867, CVE-2017-7868

 

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