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Vulnerability DatabaseCVE-2022-20092

CVE-2022-20092: 
NixOS vulnerability analysis and mitigation

Overview

CVE-2022-20092 is a security vulnerability discovered in the ALAC (Apple Lossless Audio Codec) decoder affecting MediaTek chipsets. The vulnerability was disclosed on May 3, 2022, and affects Android versions 11.0 and 12.0 running on various MediaTek platforms. The issue stems from a missing bounds check in the ALAC decoder implementation (MediaTek Bulletin).

Technical details

The vulnerability is classified as a medium severity issue with a CWE-20 (Improper Input Validation) designation. The flaw manifests as an out-of-bounds read condition due to a missing bounds check in the ALAC decoder implementation. The vulnerability affects multiple MediaTek chipsets including MT6761, MT6768, MT6779, MT6785, MT6833, and several others (NVD).

Impact

The exploitation of this vulnerability could lead to local information disclosure without requiring additional execution privileges. The vulnerability does not require user interaction for exploitation, making it particularly concerning for affected devices (MediaTek Bulletin).

Mitigation and workarounds

MediaTek has addressed this vulnerability through security patches. The fix is identified by Patch ID: ALPS06366061 and Issue ID: ALPS06366061. Users of affected devices should ensure their systems are updated with the latest security patches (MediaTek Bulletin).

Additional resources

Source: This report was generated using AI

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