USN-3722-5: ClamAV regression

18 September 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 new package introduced an issue which caused dpkg-reconfigure to enter an infinite loop. 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-1ubuntu0.18.04.3
Ubuntu 16.04 LTS
clamav - 0.100.1+dfsg-1ubuntu0.16.04.3
Ubuntu 14.04 LTS
clamav - 0.100.1+dfsg-1ubuntu0.14.04.4

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