CVE-2021-39686

HIGH

Android - Local Privilege Escalation via Race Condition in binder.c

Title source: llm
STIX 2.1

Description

In several functions of binder.c, there is a possible way to represent the wrong domain to SELinux due to a race condition. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-200688826References: Upstream kernel

References (1)

Core 1
Core References
Patch, Vendor Advisory x_refsource_misc
https://source.android.com/security/bulletin/2022-03-01

Scores

CVSS v3 7.0
EPSS 0.0014
EPSS Percentile 4.1%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-362
Status published
Products (1)
google/android
Published Mar 16, 2022
Tracked Since Feb 18, 2026