ESB-2017.2812 - [Linux][Ubuntu] LibreOffice : Multiple vulnerabilities 2017-11-03

Printable version
PGP/GPG verifiable version

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

===========================================================================
             AUSCERT External Security Bulletin Redistribution

                               ESB-2017.2812
                        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: 
   http://www.ubuntu.com/usn/usn-3472-1

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.

- --------------------------BEGIN INCLUDED TEXT--------------------

==========================================================================
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

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:

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.

References:
  https://www.ubuntu.com/usn/usn-3472-1
  CVE-2017-12607, CVE-2017-12608

Package Information:
  https://launchpad.net/ubuntu/+source/libreoffice/1:4.2.8-0ubuntu5.2

- --------------------------END INCLUDED TEXT--------------------

You have received this e-mail bulletin as a result of your organisation's
registration with AusCERT. The mailing list you are subscribed to is
maintained within your organisation, so if you do not wish to continue
receiving these bulletins you should contact your local IT manager. If
you do not know who that is, please send an email to auscert@auscert.org.au
and we will forward your request to the appropriate person.

NOTE: Third Party Rights
This security bulletin is provided as a service to AusCERT's members.  As
AusCERT did not write the document quoted above, AusCERT has had no control
over its content. The decision to follow or act on information or advice
contained in this security bulletin is the responsibility of each user or
organisation, and should be considered in accordance with your organisation's
site policies and procedures. AusCERT takes no responsibility for consequences
which may arise from following or acting on information or advice contained in
this security bulletin.

NOTE: This is only the original release of the security bulletin.  It may
not be updated when updates to the original are made.  If downloading at
a later date, it is recommended that the bulletin is retrieved directly
from the author's website to ensure that the information is still current.

Contact information for the authors of the original document is included
in the Security Bulletin above.  If you have any questions or need further
information, please contact them directly.

Previous advisories and external security bulletins can be retrieved from:

        https://www.auscert.org.au/bulletins/

===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072

Internet Email: auscert@auscert.org.au
Facsimile:      (07) 3365 7031
Telephone:      (07) 3365 4417 (International: +61 7 3365 4417)
                AusCERT personnel answer during Queensland business hours
                which are GMT+10:00 (AEST).
                On call after hours for member emergencies only.
===========================================================================
-----BEGIN PGP SIGNATURE-----
Comment: http://www.auscert.org.au/render.html?it=1967
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=tybs
-----END PGP SIGNATURE-----

« Back to bulletins