Ubuntu Security Notice USN-4582-1
October 14, 2020
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
Several security issues were fixed in Vim.
- vim: Vi IMproved - enhanced vi editor
It was discovered that Vim incorrectly handled permissions on
file. A local attacker could possibly use this issue to obtain sensitive
information. This issue only affected Ubuntu 16.04 LTS. (CVE-2017-17087)
It was discovered that Vim incorrectly handled restricted mode.
attacker could possibly use this issue to bypass restricted mode and
execute arbitrary commands. Note: This update only makes executing shell
commands more difficult. Restricted mode should not be considered a
complete security measure. (CVE-2019-20807)
The problem can be corrected by updating your system to the
Ubuntu 18.04 LTS:
Ubuntu 16.04 LTS:
In general, a standard system update will make all the necessary changes.