ESB-2019.0187 - [UNIX/Linux][Ubuntu] poppler: Denial of service - Remote with user interaction 2019-01-23

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

                               ESB-2019.0187
                          poppler vulnerabilities
                              23 January 2019

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

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

Product:           poppler
Publisher:         Ubuntu
Operating System:  Ubuntu
                   UNIX variants (UNIX, Linux, OSX)
Impact/Access:     Denial of Service -- Remote with User Interaction
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-20650 CVE-2018-20481 

Original Bulletin: 
   http://www.ubuntu.com/usn/usn-3865-1

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

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==========================================================================
Ubuntu Security Notice USN-3865-1
January 22, 2019

poppler vulnerabilities
==========================================================================

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

- - Ubuntu 18.10
- - Ubuntu 18.04 LTS
- - Ubuntu 16.04 LTS
- - Ubuntu 14.04 LTS

Summary:

Several security issues were fixed in poppler.

Software Description:
- - poppler: PDF rendering library

Details:

It was discovered that poppler incorrectly handled certain PDF files.
An attacker could possibly use this issue to cause a denial of service.
(CVE-2018-20481, CVE-2018-20650)

Update instructions:

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

Ubuntu 18.10
    libpoppler79 - 0.68.0-0ubuntu1.4
    poppler-utils - 0.68.0-0ubuntu1.4
Ubuntu 18.04 LTS
    libpoppler73 - 0.62.0-2ubuntu2.6
    poppler-utils - 0.62.0-2ubuntu2.6
Ubuntu 16.04 LTS
    libpoppler58 - 0.41.0-0ubuntu1.11
    poppler-utils - 0.41.0-0ubuntu1.11
Ubuntu 14.04 LTS
    libpoppler44 - 0.24.5-2ubuntu4.15
    poppler-utils - 0.24.5-2ubuntu4.15


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

References:
  https://usn.ubuntu.com/usn/usn-3865-1
  CVE-2018-20481, CVE-2018-20650

Package Information:
  https://launchpad.net/ubuntu/+source/poppler/0.68.0-0ubuntu1.4
  https://launchpad.net/ubuntu/+source/poppler/0.62.0-2ubuntu2.6
  https://launchpad.net/ubuntu/+source/poppler/0.41.0-0ubuntu1.11
  https://launchpad.net/ubuntu/+source/poppler/0.24.5-2ubuntu4.15

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