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             AUSCERT External Security Bulletin Redistribution

                        LibreOffice vulnerabilities
                              3 November 2017


        AusCERT Security Bulletin Summary

Product:           LibreOffice
Publisher:         Ubuntu
Operating System:  Ubuntu
                   Linux variants
Impact/Access:     Execute Arbitrary Code/Commands -- Remote with User Interaction
                   Denial of Service               -- Remote with User Interaction
Resolution:        Patch/Upgrade
CVE Names:         CVE-2017-12608 CVE-2017-12607 

Original Bulletin: 

Comment: This advisory references vulnerabilities in products which run on 
         platforms other than Ubuntu. It is recommended that administrators 
         running LibreOffice check for an updated version of the software for
         their operating system.

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Ubuntu Security Notice USN-3472-1
November 02, 2017

libreoffice vulnerabilities

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

- - Ubuntu 14.04 LTS


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


Marcin Noga discovered that LibreOffice incorrectly handled PPT documents.
If a user were tricked into opening a specially crafted PPT document, a
remote attacker could cause LibreOffice to crash, and possibly execute
arbitrary code. (CVE-2017-12607)

Marcin Noga discovered that LibreOffice incorrectly handled Word documents.
If a user were tricked into opening a specially crafted Word document, a
remote attacker could cause LibreOffice to crash, and possibly execute
arbitrary code. (CVE-2017-12608)

Update instructions:

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

Ubuntu 14.04 LTS:
  libreoffice-core                1:4.2.8-0ubuntu5.2

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

  CVE-2017-12607, CVE-2017-12608

Package Information:

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