CVE-2021-0429

HIGH

Android 8.1 9 10 11 - Use-After-Free in ALooper.cpp pollOnce

Title source: llm

Description

In pollOnce of ALooper.cpp, there is possible memory corruption due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-9 Android-10 Android-11 Android-8.1Android ID: A-175074139

References (1)

Core 1

Core References

Patch, Vendor Advisory x_refsource_misc

https://source.android.com/security/bulletin/2021-04-01

Scores

CVSS v3 7.8

EPSS 0.0013

EPSS Percentile 2.6%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE

CWE-416

Status published

Products (4)

google/android 8.1

google/android 9.0

google/android 10.0

google/android 11.0

Published Apr 13, 2021

Tracked Since Feb 18, 2026