Gentoo not detected again?

[gardiol]

Describe the bug
I am running Gentoo, with portage provided Lynis

Version

• Distribution Gentoo (rolling, latest)
• Lynis version 3.1.6

Expected behavior
Gentoo to be detected, as per 2020 ticket, it's been supported and should be detected.

Output
Lynis output when running:

[ Lynis 3.1.6 ]

################################################################################
  Lynis comes with ABSOLUTELY NO WARRANTY. This is free software, and you are
  welcome to redistribute it under the terms of the GNU General Public License.
  See the LICENSE file for details about using this software.

  2007-2025, CISOfy - https://cisofy.com/lynis/
  Enterprise support available (compliance, plugins, interface and tools)
################################################################################


[+] Initializing program
------------------------------------

=================================================================

  Exception found!

  Function/test:  [OS Detection]
  Message:        Unknown OS found in /etc/os-release - Please create an issue on GitHub and share the contents (cat /etc/os-release): https://github.com/CISOfy/lynis

  Help improving the Lynis community with your feedback!

  Steps:
  - Ensure you are running the latest version (/usr/sbin/lynis update check)
  - If so, create a GitHub issue at https://github.com/CISOfy/lynis
  - Include relevant parts of the log file or configuration file

  Thanks!

=================================================================

- Detecting OS...  [ DONE ]
- Checking profiles... [ DONE ]

  ---------------------------------------------------
  Program version:           3.1.6
  Operating system:          Linux
  Operating system name:     Gentoo
  Operating system version:  6.18.12-gentoo-dist
  End-of-life:               UNKNOWN
  Kernel version:            6.18.12
  Hardware platform:         x86_64
  Hostname:                  redacted
  ---------------------------------------------------
  Profiles:                  /etc/lynis/default.prf
  Log file:                  /var/log/lynis.log
  Report file:               /var/log/lynis-report.dat
  Report version:            1.0
  Plugin directory:          /usr/share/lynis/plugins
  ---------------------------------------------------
  Auditor:                   automated
  Language:                  en
  Test category:             all
  Test group:                all
  ---------------------------------------------------
- Program update status...  [ NO UPDATE ]

Additional context
This the output of /etc/os-release:

casa ~ # cat /etc/os-release 
NAME='Gentoo'
ID='gentoo'
PRETTY_NAME='Gentoo Linux'
VERSION='2.18'
VERSION_ID='2.18'
HOME_URL='https://www.gentoo.org/'
SUPPORT_URL='https://www.gentoo.org/support/'
BUG_REPORT_URL='https://bugs.gentoo.org/'
ANSI_COLOR='1;32'

[IronBernd]

Hello I have the same issue. But I am using Gentoo WSL2.

Program version: 3.1.6
Operating system: Linux
Operating system name: Gentoo
Operating system version: 6.6.87.2-microsoft-standard-WSL2
End-of-life: UNBEKANNT
Kernel version: 6.6.87.2
Hardware platform: x86_64