=========================================================================Ubuntu Security Notice USN-3022-1
June 29, 2016

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

- Ubuntu 16.04 LTS
- Ubuntu 15.10
- Ubuntu 12.04 LTS

Summary:

LibreOffice could be made to crash or run programs as your login if it
opened a specially crafted file.

Software Description:
- libreoffice: Office productivity suite

Details:

It was discovered that LibreOffice incorrectly handled RTF document files.
If a user were tricked into opening a specially crafted RTF document, a
remote attacker could cause LibreOffice to crash, and possibly execute
arbitrary code.

Update instructions:

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

Ubuntu 16.04 LTS:
  libreoffice-core                1:5.1.4-0ubuntu1

Ubuntu 15.10:
  libreoffice-core                1:5.0.6-0ubuntu1

Ubuntu 12.04 LTS:
  libreoffice-core                1:3.5.7-0ubuntu11

After a standard system update you need to restart LibreOffice to make
all the necessary changes.

References:
  https://ubuntu.com/security/notices/USN-3022-1
  CVE-2016-4324

Package Information:
  https://launchpad.net/ubuntu/+source/libreoffice/1:5.1.4-0ubuntu1
  https://launchpad.net/ubuntu/+source/libreoffice/1:5.0.6-0ubuntu1
  https://launchpad.net/ubuntu/+source/libreoffice/1:3.5.7-0ubuntu11