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Vulnerability DatabaseCVE-2021-0419

CVE-2021-0419: 
NixOS vulnerability analysis and mitigation

Overview

CVE-2021-0419 is a vulnerability discovered in the memory management driver that could lead to a local denial of service. The vulnerability was disclosed in August 2021 and affects various MediaTek smartphone chipsets running Android versions 10.0 and 11.0 (MediaTek Bulletin).

Technical details

The vulnerability is classified as a medium severity denial of service (DoS) issue with CWE-400 classification. The root cause is improper input validation in the memory management driver, which could result in a system crash (MediaTek Bulletin).

Impact

When exploited, this vulnerability could lead to a local denial of service condition. The system crash can occur without requiring additional execution privileges, and no user interaction is needed for exploitation (MediaTek Bulletin).

Mitigation and workarounds

The vulnerability affects multiple MediaTek chipset series including MT6580, MT6735, MT6739, MT6750, MT6753, MT6755, MT6757, MT6761, MT6762, MT6763, MT6765, MT6768, MT6771, MT6779, MT6785, MT6797, MT6799, MT6833, MT6853, MT6873, MT6885, and MT6893. Device manufacturers have been notified and provided with security patches (MediaTek Bulletin).

Additional resources

Source: This report was generated using AI

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