USN-3394-1: libmspack vulnerabilities

Ubuntu Security Notice USN-3394-1

17th August, 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 version:

Ubuntu 17.04:
libmspack0

0.5-1ubuntu0.17.04.1
Ubuntu 16.04 LTS:
libmspack0

0.5-1ubuntu0.16.04.1

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-2017-11423,

CVE-2017-6419


Source From: ubuntu.com.
Original article title: USN-3394-1: libmspack vulnerabilities.
This full article can be read at: USN-3394-1: libmspack vulnerabilities.

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