ESB-2018.0466 - [Win][UNIX/Linux][Ubuntu] freetype: Denial of service - Remote with user interaction 2018-02-15

Printable version
PGP/GPG verifiable version

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

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

                               ESB-2018.0466
                          FreeType vulnerability
                             15 February 2018

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

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           freetype
Publisher:         Ubuntu
Operating System:  Ubuntu
                   UNIX variants (UNIX, Linux, OSX)
                   Windows
Impact/Access:     Denial of Service -- Remote with User Interaction
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-6942  

Original Bulletin: 
   http://www.ubuntu.com/usn/usn-3572-1

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

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

USN-3572-1: FreeType vulnerability

Ubuntu Security Notice USN-3572-1

14th February, 2018

freetype vulnerability

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

    Ubuntu 17.10

Summary

FreeType could be made to crash if it opened a specially crafted file.

Software description

    freetype - FreeType 2 is a font engine library

Details

It was discovered that FreeType incorrectly handled certain files.
An attacker could possibly use this to cause a denial of service.

Update instructions

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

Ubuntu 17.10:
    libfreetype6 2.8-0.2ubuntu2.1 

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

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

References

CVE-2018-6942

- --------------------------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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=wvDI
-----END PGP SIGNATURE-----

« Back to bulletins