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Vulnerability DatabaseCVE-2021-0634
CVE-2021-0634:
NixOS vulnerability analysis and mitigation
Overview
CVE-2021-0634 is a medium severity vulnerability discovered in MediaTek's display driver. The vulnerability was disclosed in October 2021 and affects various MediaTek chipsets including MT6735, MT6739, MT6761, MT6765, MT6771, MT6779, MT6785, MT8168, MT8175, MT8365, and MT8788 running Android 11.0 (MediaTek Bulletin).
Technical details
The vulnerability is classified as an Improper Restriction of Operations within the Bounds of a Memory Buffer (CWE-119) in the display driver component. The issue stems from memory corruption that can occur due to uninitialized data (MediaTek Bulletin).
Impact
The vulnerability could lead to local escalation of privilege when exploited successfully. The exploitation requires System execution privileges (MediaTek Bulletin).
Mitigation and workarounds
MediaTek has notified device OEMs of the issue and corresponding security patches were made available at least two months before the public disclosure (MediaTek Bulletin).
Additional resources
Source: This report was generated using AI
Related NixOS vulnerabilities:
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