[USN-3837-2] poppler regression

[Leonidas S. Barbosa]

==========================================================================
Ubuntu Security Notice USN-3837-2
December 11, 2018

poppler regression
==========================================================================

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:

USN-3837-1 introduced a regression in poppler.

Software Description:
- poppler: PDF rendering library

Details:

USN-3837-1 fixed vulnerabilities in poppler. A regression was reported
regarding the previous update. This update fixes the problem.

We apologize for the inconvenience.

Original advisory 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-2018-16646)

 It was discovered that poppler incorrectly handled certain PDF files.
 An attacker could possibly use this issue to cause a denial of
 service. This issue only affected Ubuntu 16.04 LTS.
 (CVE-2018-19149)

Update instructions:

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

Ubuntu 18.10:
  libpoppler79                    0.68.0-0ubuntu1.3
  poppler-utils                   0.68.0-0ubuntu1.3

Ubuntu 18.04 LTS:
  libpoppler73                    0.62.0-2ubuntu2.5
  poppler-utils                   0.62.0-2ubuntu2.5

Ubuntu 16.04 LTS:
  libpoppler58                    0.41.0-0ubuntu1.10
  poppler-utils                   0.41.0-0ubuntu1.10

Ubuntu 14.04 LTS:
  libpoppler44                    0.24.5-2ubuntu4.14
  poppler-utils                   0.24.5-2ubuntu4.14

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

References:
  https://usn.ubuntu.com/usn/usn-3837-2
  https://usn.ubuntu.com/usn/usn-3837-1
  CVE-2018-16646, CVE-2018-19149

Package Information:
  https://launchpad.net/ubuntu/+source/poppler/0.68.0-0ubuntu1.3
  https://launchpad.net/ubuntu/+source/poppler/0.62.0-2ubuntu2.5
  https://launchpad.net/ubuntu/+source/poppler/0.41.0-0ubuntu1.10
  https://launchpad.net/ubuntu/+source/poppler/0.24.5-2ubuntu4.14
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