USN-3722-3: ClamAV regression

26 July 2018

clamav regression

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

  • Ubuntu 18.04 LTS
  • Ubuntu 16.04 LTS
  • Ubuntu 14.04 LTS

Summary

USN-3722-1 introduced a regression in ClamAV.

Software Description

  • clamav - Anti-virus utility for Unix

Details

USN-3722-1 fixed vulnerabilities in ClamAV. The updated ClamAV version removed some configuration options which caused the daemon to fail to start in environments where the ClamAV configuration file was manually edited. This update fixes the problem.

We apologize for the inconvenience.

Original advisory details:

It was discovered that ClamAV incorrectly handled parsing certain HWP files. A remote attacker could use this issue to cause ClamAV to hang, resulting in a denial of service. (CVE-2018-0360)

It was discovered that ClamAV incorrectly handled parsing certain PDF files. A remote attacker could use this issue to cause ClamAV to hang, resulting in a denial of service. (CVE-2018-0361)

Update instructions

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

Ubuntu 18.04 LTS
clamav - 0.100.1+dfsg-1ubuntu0.18.04.2
Ubuntu 16.04 LTS
clamav - 0.100.1+dfsg-1ubuntu0.16.04.2
Ubuntu 14.04 LTS
clamav - 0.100.1+dfsg-1ubuntu0.14.04.2

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