[USN-4230-2] ClamAV vulnerability

[Leonidas S. Barbosa]

==========================================================================
Ubuntu Security Notice USN-4230-2
January 23, 2020

clamav vulnerability
==========================================================================

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

- Ubuntu 14.04 ESM
- Ubuntu 12.04 ESM

Summary:

ClamAV could be made to crash if it opened a specially crafted file.

Software Description:
- clamav: Anti-virus utility for Unix

Details:

USN-4230-1 fixed a vulnerability 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 certain MIME messages. A
 remote attacker could possibly use this issue to cause ClamAV to crash,
 resulting in a denial of service.

Update instructions:

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

Ubuntu 14.04 ESM:
  clamav                          0.102.1+dfsg-0ubuntu0.14.04.1+esm1

Ubuntu 12.04 ESM:
  clamav                          0.102.1+dfsg-0ubuntu0.12.04.1

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:
  https://usn.ubuntu.com/4230-2
  https://usn.ubuntu.com/4230-1
  CVE-2019-15961
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