CVE-2022-20409

MEDIUM

Android kernel - Memory Corruption

Title source: llm
STIX 2.1

Description

In io_identity_cow of io_uring.c, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-238177383References: Upstream kernel

Exploits (1)

nomisec WORKING POC 201 stars
by Markakd · poc
https://github.com/Markakd/bad_io_uring

References (2)

Core 2

Scores

CVSS v3 6.7
EPSS 0.0561
EPSS Percentile 90.4%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-416
Status published
Products (1)
google/android
Published Oct 11, 2022
Tracked Since Feb 18, 2026