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Sicherheit: Zwei Probleme in libmspack
Aktuelle Meldungen Distributionen
Name: Zwei Probleme in libmspack
ID: USN-3394-1
Distribution: Ubuntu
Plattformen: Ubuntu 16.04 LTS, Ubuntu 17.04
Datum: Do, 17. August 2017, 23:03
Referenzen: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-6419
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-11423

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From: Marc Deslauriers <marc.deslauriers@canonical.com>
Reply-To: Ubuntu Security <security@ubuntu.com>
To: "ubuntu-security-announce@lists.ubuntu.com"
<ubuntu-security-announce@lists.ubuntu.com>
Message-ID: <f4aa573e-5487-b713-5c58-a9327a2221bb@canonical.com>
Subject: [USN-3394-1] libmspack vulnerabilities

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==========================================================================
Ubuntu Security Notice USN-3394-1
August 17, 2017

libmspack vulnerabilities
==========================================================================

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

- Ubuntu 17.04
- Ubuntu 16.04 LTS

Summary:

Several security issues were fixed in libmspack.

Software Description:
- libmspack: library for Microsoft compression formats

Details:

It was discovered that libmspack incorrectly handled certain malformed CHM
files. A remote attacker could use this issue to cause libmspack to crash,
resulting in a denial of service, or possibly execute arbitrary code.
(CVE-2017-6419)

It was discovered that libmspack incorrectly handled certain malformed CAB
files. A remote attacker could use this issue to cause libmspack to crash,
resulting in a denial of service. (CVE-2017-6419)

Update instructions:

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

Ubuntu 17.04:
libmspack0 0.5-1ubuntu0.17.04.1

Ubuntu 16.04 LTS:
libmspack0 0.5-1ubuntu0.16.04.1

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

References:
https://www.ubuntu.com/usn/usn-3394-1
CVE-2017-11423, CVE-2017-6419

Package Information:
https://launchpad.net/ubuntu/+source/libmspack/0.5-1ubuntu0.17.04.1
https://launchpad.net/ubuntu/+source/libmspack/0.5-1ubuntu0.16.04.1



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