CVE-2023-20851
NixOS vulnerability analysis and mitigation

Overview

CVE-2023-20851 is a medium severity vulnerability discovered in MediaTek's stc (System Timing Controller) component. The vulnerability was disclosed in September 2023 and affects the MT8188 chipset running Android 11.0 and 13.0 operating systems (MediaTek Bulletin).

Technical details

The vulnerability is classified as an out-of-bounds read vulnerability (CWE-125) that occurs due to a race condition in the stc component. The vulnerability has been assigned a CVSS v3.1 base score of 6.3 MEDIUM (CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H) (NVD).

Impact

If successfully exploited, this vulnerability could lead to local escalation of privilege with System execution privileges. The exploitation requires user interaction and system-level execution privileges (MediaTek Bulletin).

Mitigation and workarounds

MediaTek has released patches to address this vulnerability. Users and manufacturers using affected MT8188 chipsets should update their systems to the latest available version that includes the security fixes (MediaTek Bulletin).

Additional resources


SourceThis report was generated using AI

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