Operating System:

[Ubuntu]

Published:

14 November 2019

Protect yourself against future threats.

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

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

                               ESB-2019.4267
                 USN-4190-1: libjpeg-turbo vulnerabilities
                             14 November 2019

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

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

Product:           libjpeg-turbo
Publisher:         Ubuntu
Operating System:  Ubuntu
Impact/Access:     Execute Arbitrary Code/Commands -- Remote with User Interaction
                   Denial of Service               -- Remote with User Interaction
                   Access Confidential Data        -- Remote with User Interaction
Resolution:        Patch/Upgrade
CVE Names:         CVE-2019-2201 CVE-2018-20330 CVE-2018-19664
                   CVE-2018-14498  

Reference:         ASB-2019.0311
                   ESB-2019.4113
                   ESB-2019.2938
                   ESB-2019.1976
                   ESB-2019.1476

Original Bulletin: 
   https://usn.ubuntu.com/4190-1/

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

USN-4190-1: libjpeg-turbo vulnerabilities
13 November 2019

libjpeg-turbo vulnerabilities
A security issue affects these releases of Ubuntu and its derivatives:

  o Ubuntu 19.04
  o Ubuntu 18.04 LTS
  o Ubuntu 16.04 LTS

Summary

Several security issues were fixed in libjpeg-turbo.

Software Description

  o libjpeg-turbo - library for handling JPEG files

Details

It was discovered that libjpeg-turbo incorrectly handled certain BMP images. An
attacker could possibly use this issue to expose sensitive information. This
issue only affected Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. (CVE-2018-14498)

It was discovered that libjpeg-turbo incorrectly handled certain JPEG images.
An attacker could possibly use this issue to expose sensitive information. This
issue only affected Ubuntu 19.04. (CVE-2018-19664)

It was discovered that libjpeg-turbo incorrectly handled certain BMP images. An
attacker could possibly use this issue to execute arbitrary code. This issue
only affected Ubuntu 19.04. (CVE-2018-20330)

It was discovered that libjpeg-turbo incorrectly handled certain JPEG images.
An attacker could possibly cause a denial of service or execute arbitrary code.
(CVE-2019-2201)

Update instructions

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

Ubuntu 19.04
    libjpeg-turbo8 - 2.0.1-0ubuntu2.2
Ubuntu 18.04 LTS
    libjpeg-turbo8 - 1.5.2-0ubuntu5.18.04.3
Ubuntu 16.04 LTS
    libjpeg-turbo8 - 1.4.2-0ubuntu3.3

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

In general, a standard system update will make all the necessary changes.

References

  o CVE-2018-14498
  o CVE-2018-19664
  o CVE-2018-20330
  o CVE-2019-2201

- --------------------------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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=rE/s
-----END PGP SIGNATURE-----