[USN-2578-1] LibreOffice vulnerabilities

[Marc Deslauriers]

==========================================================================
Ubuntu Security Notice USN-2578-1
April 27, 2015

libreoffice vulnerabilities
==========================================================================

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

- Ubuntu 14.10
- Ubuntu 14.04 LTS
- 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:

Alexander Cherepanov discovered that LibreOffice incorrectly handled
certain RTF 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. (CVE-2014-9093)

It was discovered that LibreOffice incorrectly handled certain HWP files.
If a user were tricked into opening a specially crafted HWP document, a
remote attacker could cause LibreOffice to crash, and possibly execute
arbitrary code. (CVE-2015-1774)

Update instructions:

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

Ubuntu 14.10:
  libreoffice-core                1:4.3.7~rc2-0ubuntu1

Ubuntu 14.04 LTS:
  libreoffice-core                1:4.2.8-0ubuntu2

Ubuntu 12.04 LTS:
  libreoffice-core                1:3.5.7-0ubuntu8

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

References:
  http://www.ubuntu.com/usn/usn-2578-1
  CVE-2014-9093, CVE-2015-1774

Package Information:
  https://launchpad.net/ubuntu/+source/libreoffice/1:4.3.7~rc2-0ubuntu1
  https://launchpad.net/ubuntu/+source/libreoffice/1:4.2.8-0ubuntu2
  https://launchpad.net/ubuntu/+source/libreoffice/1:3.5.7-0ubuntu8


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