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Vulnerability DatabaseCVE-2021-0894
CVE-2021-0894:
NixOS vulnerability analysis and mitigation
Overview
CVE-2021-0894 is a security vulnerability discovered in the apusys component of MediaTek chipsets. The vulnerability was disclosed in December 2021 and affects multiple MediaTek chipset models including MT6873, MT6875, MT6877, MT6883, MT6885, MT6889, MT6891, MT6893, MT8195, MT8791, and MT8797 running Android versions 10.0, 11.0, and 12.0 (MediaTek Bulletin).
Technical details
The vulnerability is classified as an out-of-bounds write vulnerability due to a missing bounds check in the apusys component. It has been assigned a CVSS v3.1 base score of 6.7 MEDIUM with the vector string CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H (NVD).
Impact
If exploited, this vulnerability could lead to local escalation of privilege with System execution privileges needed. The vulnerability does not require user interaction for exploitation (MediaTek Bulletin).
Mitigation and workarounds
MediaTek has addressed this vulnerability by releasing security patches. Device OEMs were notified of the issue and corresponding security patches 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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