USN-4146-2: ClamAV vulnerabilities

3 October 2019

clamav vulnerabilities

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

  • Ubuntu 14.04 ESM
  • Ubuntu 12.04 ESM

Summary

Several security issues were fixed in ClamAV.

Software Description

  • clamav - Anti-virus utility for Unix

Details

USN-4146-1 fixed several vulnerabilities in ClamAV. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.

Original advisory details:

It was discovered that ClamAV incorrectly handled unpacking ZIP files. A remote attacker could possibly use this issue to cause ClamAV to crash, resulting in a denial of service. (CVE-2019-12625)

It was discovered that ClamAV incorrectly handled unpacking bzip2 files. A remote attacker could use this issue to cause ClamAV to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2019-12900)

Update instructions

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

Ubuntu 14.04 ESM
clamav - 0.101.4+dfsg-0ubuntu0.14.04.1+esm1
Ubuntu 12.04 ESM
clamav - 0.101.4+dfsg-0ubuntu0.12.04.1

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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

References