CVE-2022-21789

MEDIUM

Android - Local Privilege Escalation via Race Condition in Audio IPI

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2022-21789. PoCs published by docfate111.

AI-analyzed exploit summary This repository contains a proof-of-concept for CVE-2022-21789, a vulnerability in the Mediatek audio IP driver. It includes scripts to build and launch a custom kernel environment for testing the exploit, along with the vulnerable driver code.

Description

In audio ipi, there is a possible memory corruption due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06478101; Issue ID: ALPS06478101.

Exploits (1)

nomisec WORKING POC
by docfate111 · poc
https://github.com/docfate111/CVE-2022-21789

This repository contains a proof-of-concept for CVE-2022-21789, a vulnerability in the Mediatek audio IP driver. It includes scripts to build and launch a custom kernel environment for testing the exploit, along with the vulnerable driver code.

Classification
Working Poc 90%
Attack Type
Lpe
Complexity
Moderate
Reliability
Reliable
Target: Mediatek audio IP driver (Linux kernel module)
No auth needed
Prerequisites: Access to a vulnerable Mediatek device or a custom-built kernel environment
mistral-large-3 · analyzed Feb 16, 2026 Full analysis →

References (1)

Core 1
Core References

Scores

CVSS v3 6.4
EPSS 0.0015
EPSS Percentile 4.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-362
Status published
Products (2)
google/android 11.0
google/android 12.0
Published Aug 01, 2022
Tracked Since Feb 18, 2026