The following security advisories has been published for Gentoo Linux:
GLSA 201908-21 : Adobe Flash Player: Multiple vulnerabilitiesFlash Player, Patch, VLC, MariaDB, Hostapd Updates for Gentoo Linux
GLSA 201908-22 : Patch: Multiple vulnerabilities
GLSA 201908-23 : VLC: Multiple vulnerabilities
GLSA 201908-24 : MariaDB, MySQL: Multiple vulnerabilities
GLSA 201908-25 : hostapd and wpa_supplicant: Denial of Service