Ruby ebuild currently in Funtoo 1.4 and Funtoo Next are vulnerable to a recent CVE:

• CVE-2022-28739: Buffer overrun in String-to-Float conversion

From the official Ruby News Post:

Please update Ruby to 2.6.10, 2.7.6, 3.0.4, or 3.1.2.
Affected versions

    ruby 2.6.9 or prior
    ruby 2.7.5 or prior
    ruby 3.0.3 or prior
    ruby 3.1.1 or prior