Cloud Vulnerability DB
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Vulnerability DatabaseCVE-2022-20549
CVE-2022-20549:
NixOS vulnerability analysis and mitigation
Overview
In authToken2AidlVec of KeyMintUtils.cpp, there is a possible out of bounds write due to an incorrect bounds check in Android 13. This vulnerability, identified as CVE-2022-20549, requires system execution privileges for exploitation and does not need user interaction (NVD).
Technical details
The vulnerability is classified as an Out-of-bounds Write (CWE-787) with a CVSS v3.1 Base Score of 6.7 MEDIUM (Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H). The issue stems from an incorrect bounds check in the authToken2AidlVec function within KeyMintUtils.cpp (NVD).
Impact
If exploited, this vulnerability could lead to local escalation of privilege with System execution privileges. The vulnerability affects confidentiality, integrity, and availability of the system, as indicated by the CVSS scoring (NVD).
Mitigation and workarounds
The vulnerability was addressed in the Android Security Bulletin for December 2022. Users should update their Android devices to the latest available security patch level (Pixel Update Bulletin).
Additional resources
Source: This report was generated using AI
Related NixOS vulnerabilities:
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