=========================================================================Ubuntu Security Notice USN-3440-1
October 06, 2017

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

- Ubuntu 17.04
- 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 files.
If a user or automated system were tricked into opening a
crafted PDF file, an attacker could cause a denial of service.
(CVE-2017-14518, CVE-2017-14520, CVE-2017-14617, CVE-2017-14929,
CVE-2017-14975, CVE-2017-14977)

It was discovered that Poppler incorrectly handled certain files.
If a user or automated system were tricked into opening a crafted
PDF file, an attacker could cause a denial of service. This issue
only affected Ubuntu 17.04 and 16.04. (CVE-2017-14926, CVE-2017-14928)

Alberto Garcia, Francisco Oca and Suleman Ali discovered that Poppler
incorrectly handled certain files. If a user or automated system were
tricked into opening a crafted PDF file, an attacker could cause a
denial of service. (CVE-2017-9776)

Update instructions:

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

Ubuntu 17.04:
  libpoppler64                    0.48.0-2ubuntu2.3
  poppler-utils                   0.48.0-2ubuntu2.3

Ubuntu 16.04 LTS:
  libpoppler58                    0.41.0-0ubuntu1.4
  poppler-utils                   0.41.0-0ubuntu1.4

Ubuntu 14.04 LTS:
  libpoppler44                    0.24.5-2ubuntu4.7
  poppler-utils                   0.24.5-2ubuntu4.7

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

References:
  https://ubuntu.com/security/notices/USN-3440-1
  CVE-2017-14518, CVE-2017-14520, CVE-2017-14617, CVE-2017-14926,
  CVE-2017-14928, CVE-2017-14929, CVE-2017-14975, CVE-2017-14977,
  CVE-2017-9776

Package Information:
  https://launchpad.net/ubuntu/+source/poppler/0.48.0-2ubuntu2.3
  https://launchpad.net/ubuntu/+source/poppler/0.41.0-0ubuntu1.4
  https://launchpad.net/ubuntu/+source/poppler/0.24.5-2ubuntu4.7