USN-2488-1: ClamAV vulnerability

2 February 2015

clamav vulnerability

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

  • Ubuntu 14.10
  • Ubuntu 14.04 LTS
  • Ubuntu 12.04 LTS


ClamAV could be made to crash or run programs if it processed a specially crafted file.

Software Description

  • clamav - Anti-virus utility for Unix


Sebastian Andrzej Siewior discovered that ClamAV incorrectly handled certain upack packer files. An attacker could possibly use this issue to cause ClamAV to crash, resulting in a denial of service, or possibly execute arbitrary code.

Update instructions

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

Ubuntu 14.10
clamav - 0.98.6+dfsg-0ubuntu0.14.10.1
Ubuntu 14.04 LTS
clamav - 0.98.6+dfsg-0ubuntu0.14.04.1
Ubuntu 12.04 LTS
clamav - 0.98.6+dfsg-0ubuntu0.12.04.1

To update your system, please follow these instructions:

This update uses a new upstream release, which includes additional bug fixes. In general, a standard system update will make all the necessary changes.