[USN-3638-1] QPDF vulnerabilities

[Marc Deslauriers]

==========================================================================
Ubuntu Security Notice USN-3638-1
May 07, 2018

qpdf vulnerabilities
==========================================================================

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

- Ubuntu 17.10
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS

Summary:

Several security issues were fixed in QPDF.

Software Description:
- qpdf: tools for transforming and inspecting PDF files

Details:

It was discovered that QPDF incorrectly handled certain malformed files. A
remote attacker could use this issue to cause QPDF to crash, resulting in a
denial of service, or possibly execute arbitrary code.

Update instructions:

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

Ubuntu 17.10:
  libqpdf21                       8.0.2-3~17.10.1
  qpdf                            8.0.2-3~17.10.1

Ubuntu 16.04 LTS:
  libqpdf21                       8.0.2-3~16.04.1
  qpdf                            8.0.2-3~16.04.1

Ubuntu 14.04 LTS:
  libqpdf21                       8.0.2-3~14.04.1
  qpdf                            8.0.2-3~14.04.1

This update uses a new upstream release, which includes additional bug
fixes. In general, a standard system update will make all the necessary
changes.

References:
  https://usn.ubuntu.com/usn/usn-3638-1
  CVE-2015-9252, CVE-2017-11624, CVE-2017-11625, CVE-2017-11626,
  CVE-2017-11627, CVE-2017-12595, CVE-2017-18183, CVE-2017-18184,
  CVE-2017-18185, CVE-2017-18186, CVE-2017-9208, CVE-2017-9209,
  CVE-2017-9210, CVE-2018-9918

Package Information:
  https://launchpad.net/ubuntu/+source/qpdf/8.0.2-3~17.10.1
  https://launchpad.net/ubuntu/+source/qpdf/8.0.2-3~16.04.1
  https://launchpad.net/ubuntu/+source/qpdf/8.0.2-3~14.04.1

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