USN-3728-1: libmspack vulnerabilities

01 August 2018

Several security issues were fixed in libmspack.

Releases

Packages

  • 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
Ubuntu 16.04

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

Related notices

  • USN-3789-2: clamav
  • USN-3728-2: clamav-daemon, clamav, clamav-freshclam, clamav-docs, clamav-testfiles, libclamav-dev, libclamav7, clamav-milter, clamav-base
  • USN-3728-3: clamav