==========================================================================
Ubuntu Security Notice USN-3839-1
December 06, 2018

wavpack vulnerabilities
==========================================================================

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

- Ubuntu 18.10
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS

Summary:

Several security issues were fixed in WavPack.

Software Description:
- wavpack: audio codec (lossy and lossless) - encoder and decoder

Details:

It was discovered that WavPack incorrectly handled certain WAV files.
An attacker could possibly use this issue to cause a denial of service.
(CVE-2018-19840, CVE-2018-19841)

Update instructions:

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

Ubuntu 18.10:
  libwavpack1                     5.1.0-4ubuntu0.1
  wavpack                         5.1.0-4ubuntu0.1

Ubuntu 18.04 LTS:
  libwavpack1                     5.1.0-2ubuntu1.2
  wavpack                         5.1.0-2ubuntu1.2

Ubuntu 16.04 LTS:
  libwavpack1                     4.75.2-2ubuntu0.2
  wavpack                         4.75.2-2ubuntu0.2

Ubuntu 14.04 LTS:
  libwavpack1                     4.70.0-1ubuntu0.2
  wavpack                         4.70.0-1ubuntu0.2

In general, a standard system update will make all the necessary
changes.

References:
  https://usn.ubuntu.com/usn/usn-3839-1
  CVE-2018-19840, CVE-2018-19841

Package Information:
  https://launchpad.net/ubuntu/+source/wavpack/5.1.0-4ubuntu0.1
  https://launchpad.net/ubuntu/+source/wavpack/5.1.0-2ubuntu1.2
  https://launchpad.net/ubuntu/+source/wavpack/4.75.2-2ubuntu0.2
  https://launchpad.net/ubuntu/+source/wavpack/4.70.0-1ubuntu0.2