[USN-4016-2] Neovim vulnerability

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==========================================================================
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://usn.ubuntu.com/4016-2
https://usn.ubuntu.com/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