=========================================================================Ubuntu Security Notice USN-4016-2
June 11, 2019

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

- Ubuntu 19.04
- Ubuntu 18.10

Summary:

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

Software Description:
- neovim: heavily refactored vim fork

Details:

It was discovered that Neovim incorrectly handled certain files. An attacker
could possibly use this issue to execute arbitrary code. (CVE-2019-12735)

Update instructions:

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

Ubuntu 19.04:
  neovim                          0.3.4-1ubuntu0.19.04.1
  neovim-runtime                  0.3.4-1ubuntu0.19.04.1

Ubuntu 18.10:
  neovim                          0.3.1-1ubuntu0.1
  neovim-runtime                  0.3.1-1ubuntu0.1

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

References:
  https://ubuntu.com/security/notices/USN-4016-2
  https://ubuntu.com/security/notices/USN-4016-1
  CVE-2019-12735

Package Information:
  https://launchpad.net/ubuntu/+source/neovim/0.3.4-1ubuntu0.19.04.1
  https://launchpad.net/ubuntu/+source/neovim/0.3.1-1ubuntu0.1