CVE-2022-20483: 
NixOS vulnerability analysis and mitigation

CVE-2022-20483 is a vulnerability discovered in Android's avrc_pars_ct.cc and related files, affecting Android versions 10, 11, 12, 12L, and 13. The vulnerability was disclosed in December 2022 and involves possible out-of-bounds reads due to integer overflows in several functions that parse avrc response (NVD).

The vulnerability has been assigned a CVSS v3.1 base score of 7.5 (HIGH) with the vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N. It is classified under CWE-191 (Integer Underflow) and affects multiple functions in the avrc response parsing mechanism (NVD).

The vulnerability could lead to remote information disclosure with no additional execution privileges needed. User interaction is not required for exploitation, making it particularly concerning for affected Android devices (NVD).

The vulnerability can be exploited remotely without requiring any user interaction or additional execution privileges. The low attack complexity (AC:L) and no requirements for privileges (PR:N) or user interaction (UI:N) make this vulnerability particularly accessible to potential attackers (NVD).

Google has addressed this vulnerability in the December 2022 security patch. Users of affected Android versions (10, 11, 12, 12L, and 13) should apply the security patch dated December 5, 2022, to protect their devices (Android Bulletin).