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Vulnerability DatabaseCVE-2022-20069
CVE-2022-20069:
NixOS vulnerability analysis and mitigation
Overview
CVE-2022-20069 is a vulnerability discovered in MediaTek's preloader (usb) component. The vulnerability was disclosed on April 11, 2022, affecting various MediaTek chipsets including MT6833, MT6853, and others. The issue involves a possible out-of-bounds write condition due to an integer overflow (NVD).
Technical details
The vulnerability is classified as a medium severity issue with a vulnerability type related to Elevation of Privilege (EoP). The technical root cause is identified as an integer overflow or wraparound (CWE-190) in the preloader's USB component. This vulnerability could lead to an out-of-bounds write condition (MediaTek Bulletin).
Impact
The vulnerability could lead to local escalation of privilege for an attacker who has physical access to the device. The attack requires no additional execution privileges but does require user interaction for exploitation (MediaTek Bulletin).
Mitigation and workarounds
MediaTek has addressed this vulnerability and notified device OEMs of the security patches at least two months before the public disclosure. The fix was included in the April 2022 security update (MediaTek Bulletin).
Additional resources
Source: This report was generated using AI
Related NixOS vulnerabilities:
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