[USN-3401-1] TeX Live vulnerability

[Leonidas S. Barbosa]

==========================================================================
Ubuntu Security Notice USN-3401-1
August 22, 2017

texlive-base vulnerability
==========================================================================

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

- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS

Summary:

TeX Live could be made to run programs as your login if it
opened a specially crafted file.

Software Description:
- texlive-base: TeX Live: Essential programs and files

Details:

It was discovered that TeX Live incorrectly handled certain
system commands. If a user were tricked into processing a
specially crafted TeX file, a remote attacker could execute
arbitrary code.

Update instructions:

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

Ubuntu 16.04 LTS:
  texlive-base                    2015.20160320-1ubuntu0.1
  texlive-latex-base              2015.20160320-1ubuntu0.1

Ubuntu 14.04 LTS:
  texlive-base                    2013.20140215-1ubuntu0.1
  texlive-latex-base              2013.20140215-1ubuntu0.1

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

References:
  https://www.ubuntu.com/usn/usn-3401-1
  CVE-2016-10243

Package Information:
  https://launchpad.net/ubuntu/+source/texlive-base/2015.20160320-1ubuntu0.1
  https://launchpad.net/ubuntu/+source/texlive-base/2013.20140215-1ubuntu0.1
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