USN-3728-2: ClamAV vulnerabilities

1 August 2018

clamav vulnerabilities

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

  • Ubuntu 14.04 LTS

Summary

Several security issues were fixed in ClamAV.

Software Description

  • clamav - Anti-virus utility for Unix

Details

USN-3728-1 fixed several vulnerabilities in libmspack. In Ubuntu 14.04 libmspack is included into ClamAV. This update provides the corresponding update for Ubuntu 14.04 LTS.

Original advisory 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 14.04 LTS
clamav - 0.100.1+dfsg-1ubuntu0.14.04.3

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