A Vim security update has been released for Ubuntu 16.04 ESM.

USN-5533-1: Vim vulnerability

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Ubuntu Security Notice USN-5533-1
July 26, 2022

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

- Ubuntu 16.04 ESM

Summary:

Vim could be made to crash, among other things, if it
opened a specially crafted file.

Software Description:
- vim: Vi IMproved - enhanced vi editor

Details:

It was discovered that Vim incorrectly handled memory access. If a
user were tricked into opening a specially crafted file, an attacker
could possibly use this issue to cause the corruption of sensitive
information, a crash, or arbitrary code execution.

Update instructions:

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

Ubuntu 16.04 ESM:
vim 2:7.4.1689-3ubuntu1.5+esm12

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

References:
https://ubuntu.com/security/notices/USN-5533-1
CVE-2022-2129