=========================================================================Ubuntu Security Notice USN-3728-1
August 01, 2018
libmspack vulnerabilities
=========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
Summary:
Several security issues were fixed in libmspack.
Software Description:
- libmspack: library for Microsoft compression formats
Details:
Hanno Böck discovered that libmspack incorrectly handled certain CHM
files. An attacker could possibly use this issue to cause a denial of
service. (CVE-2018-14679, CVE-2018-14680)
Jakub Wilk discovered that libmspack incorrectly handled certain KWAJ
files. An attacker could possibly use this issue to execute arbitrary
code. (CVE-2018-14681)
Dmitry Glavatskikh discovered that libmspack incorrectly certain CHM
files. An attacker could possibly use this issue to execute arbitrary
code. (CVE-2018-14682)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 18.04 LTS:
libmspack0 0.6-3ubuntu0.1
Ubuntu 16.04 LTS:
libmspack0 0.5-1ubuntu0.16.04.2
In general, a standard system update will make all the necessary
changes.
References:
https://ubuntu.com/security/notices/USN-3728-1
CVE-2018-14679, CVE-2018-14680, CVE-2018-14681, CVE-2018-14682
Package Information:
https://launchpad.net/ubuntu/+source/libmspack/0.6-3ubuntu0.1
https://launchpad.net/ubuntu/+source/libmspack/0.5-1ubuntu0.16.04.2
