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Vulnerability DatabaseCVE-2022-26457

CVE-2022-26457: 
NixOS vulnerability analysis and mitigation

Overview

CVE-2022-26457 is a security vulnerability discovered in MediaTek's vow component affecting various MediaTek chipsets. The vulnerability was disclosed in September 2022 and affects Android versions 11.0 and 12.0. The issue involves an out-of-bounds write vulnerability due to a missing bounds check in the vow component (MediaTek Bulletin).

Technical details

The vulnerability is classified as a medium severity issue with a CWE-20 (Improper Input Validation) designation. The vulnerability exists due to a missing bounds check in the vow component, which could lead to an out-of-bounds write condition. The affected chipsets include MT6769, MT6781, MT6785, MT6833, MT6855, MT6877, MT6879, MT6893, MT6983, MT8791, and MT8797 (MediaTek Bulletin).

Impact

The vulnerability could lead to local escalation of privilege with System execution privileges needed. The exploitation requires system-level execution privileges, and user interaction is not needed for exploitation (MediaTek Bulletin).

Mitigation and workarounds

MediaTek has addressed this vulnerability in their September 2022 security bulletin. Device OEMs were notified of the issues and corresponding security patches at least two months before publication (MediaTek Bulletin).

Additional resources

Source: This report was generated using AI

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