USN-2793-1: LibreOffice vulnerabilities

5 November 2015

libreoffice vulnerabilities

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

  • Ubuntu 15.04
  • Ubuntu 14.04 LTS
  • Ubuntu 12.04 LTS

Summary

Several security issues were fixed in LibreOffice.

Software Description

  • libreoffice - Office productivity suite

Details

Federico Scrinzi discovered that LibreOffice incorrectly handled documents inserted into Writer or Calc via links. If a user were tricked into opening a specially crafted document, a remote attacker could possibly obtain the contents of arbitrary files. (CVE-2015-4551)

It was discovered that LibreOffice incorrectly handled PrinterSetup data stored in ODF files. If a user were tricked into opening a specially crafted ODF document, a remote attacker could cause LibreOffice to crash, and possibly execute arbitrary code. (CVE-2015-5212)

It was discovered that LibreOffice incorrectly handled the number of pieces in DOC files. If a user were tricked into opening a specially crafted DOC document, a remote attacker could cause LibreOffice to crash, and possibly execute arbitrary code. (CVE-2015-5213)

It was discovered that LibreOffice incorrectly handled bookmarks in DOC files. If a user were tricked into opening a specially crafted DOC document, a remote attacker could cause LibreOffice to crash, and possibly execute arbitrary code. (CVE-2015-5214)

Update instructions

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

Ubuntu 15.04
libreoffice-core - 1:4.4.6~rc3-0ubuntu1
Ubuntu 14.04 LTS
libreoffice-core - 1:4.2.8-0ubuntu3
Ubuntu 12.04 LTS
libreoffice-core - 1:3.5.7-0ubuntu9

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

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

References