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Vulnerability DatabaseCVE-2022-20089

CVE-2022-20089: 
NixOS vulnerability analysis and mitigation

Overview

CVE-2022-20089 is a medium severity vulnerability discovered in the aee driver component of MediaTek chipsets. The vulnerability was disclosed on May 3, 2022, and affects multiple MediaTek chipset models running Android versions 11.0 and 12.0. The issue involves potential memory corruption due to active debug code being present in the system (MediaTek Bulletin, NVD).

Technical details

The vulnerability is classified as an Active Debug Code issue (CWE-489) that could lead to memory corruption in the aee driver component. The vulnerability requires System execution privileges for exploitation and does not need user interaction. The severity is rated as Medium, indicating moderate risk (MediaTek Bulletin).

Impact

If exploited, this vulnerability could lead to local escalation of privilege with System execution privileges required. The vulnerability affects a wide range of MediaTek chipsets including MT6580, MT6731, MT6739, and many others across various Android device models (MediaTek Bulletin).

Mitigation and workarounds

MediaTek has addressed this vulnerability through a security patch identified as ALPS06240397. The fix was included in the May 2022 security bulletin and distributed to affected device manufacturers (MediaTek Bulletin).

Additional resources

Source: This report was generated using AI

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