According to the latest report, the April 2023 Android Security Bulletin is now live! The bulletin lists what vulnerabilities have been patched in the 2023-04-01 and 2023-04-05 security patch levels.
There are two RCE issues affecting AOSP “System” components marked as “critical” severity vulnerabilities. No details are available yet for either (CVE-2023-21085 & CVE-2023-21096).
There are also two issues impacting Project Mainline components (MediaProvider and WiFi), but it is unclear when updates to these components will roll out (if they haven’t already).
Refer to the Android and Google Play Protect mitigations section for details on the Android security platform protections and Google Play Protect, which improve the security of the Android platform.