CVE-2021-0390: 
NixOS vulnerability analysis and mitigation

CVE-2021-0390 is a high-severity vulnerability affecting Android's WiFi component across versions 8.1, 9, 10, and 11. The vulnerability was disclosed and patched as part of Android's March 2021 security updates (Bleeping Computer, SecurityWeek).

The vulnerability is classified as an Elevation of Privilege (EoP) issue with a High severity rating. It specifically affects the WifiNetworkSuggestionsManager.java component of Android's WiFi system. The vulnerability was tracked internally at Google as A-174749461 (Bleeping Computer).

The vulnerability could allow an attacker to gain elevated privileges within the Android system, potentially compromising the security of affected devices (SecurityWeek).

The vulnerability was included in Google's March 2021 Android Security Bulletin as part of the Project Mainline components affecting WiFi. No public exploits were reported at the time of disclosure (SecurityWeek).

The vulnerability was addressed in the Android security patch level 2021-03-01. Users are advised to update their Android devices immediately to the latest security patch to protect against this vulnerability. Samsung and other Android device manufacturers have rolled out corresponding updates to their devices (Bleeping Computer).