[USN-3428-1] Emacs vulnerability

[Leonidas S. Barbosa]

==========================================================================
Ubuntu Security Notice USN-3428-1
September 21, 2017

emacs25 vulnerability
==========================================================================

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

- Ubuntu 17.04

Summary:

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

Software Description:
- emacs25: GNU Emacs editor

Details:

Charles A. Roelli discovered that Emacs incorrectly handled certain
files. If a user were tricked into opening a specially crafted file, an
attacker could possibly use this to execute arbitrary code.

Update instructions:

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

Ubuntu 17.04:
  emacs25                         25.1+1-3ubuntu4.1

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

References:
  https://www.ubuntu.com/usn/usn-3428-1
  CVE-2017-14482

Package Information:
  https://launchpad.net/ubuntu/+source/emacs25/25.1+1-3ubuntu4.1
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