CVE-2022-26450: 
NixOS vulnerability analysis and mitigation

CVE-2022-26450 is a race condition vulnerability discovered in the apusys component of MediaTek chipsets. The vulnerability was disclosed in September 2022 and affects Android 12.0 systems running on MediaTek MT6879, MT6895, and MT6983 chipsets. The issue involves a possible use-after-free condition due to improper synchronization (Vendor Advisory).

The vulnerability is classified as CWE-362 (Concurrent Execution using Shared Resource with Improper Synchronization). It has been assigned a CVSS v3.1 Base Score of 6.4 (Medium severity) with the vector string CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H. The technical nature of the vulnerability involves a race condition that can lead to a use-after-free scenario in the apusys component (NVD).

The vulnerability could lead to local escalation of privilege with System execution privileges required. The exploitation does not require user interaction, though it requires local access to the system (Vendor Advisory).

MediaTek has released security patches for the affected devices. Device OEMs were notified of the issues and corresponding security patches at least two months before the public disclosure (Vendor Advisory).