CVE-2021-0870: Race Condition

Published Oct 4, 2021

Updated

In RWSetActivatedTagType of rwmain.cc, there is possible memory corruption due to a race condition. This could lead to remote code execution 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-192472262

Affected Software

5 affected components

Google Android=8.1

Google Android=9.0

Google Android=10.0

Google Android=11.0

Google Android

Remediation

Patch Available

https://source.android.com/security/bulletin/2021-10-01

Event History

Oct 4, 2021

CVE Published

via Android·12:00 AM

Data Sourced

via Android·12:00 AM

SeverityWeaknessAffected Software

Oct 22, 2021

CVE Published

via MITRE·01:27 PM

Data Sourced

via MITRE·01:27 PM

DescriptionWeakness

Frequently Asked Questions

What is the severity of CVE-2021-0870?

The severity of CVE-2021-0870 is considered high due to the possibility of memory corruption leading to remote code execution.

How do I fix CVE-2021-0870?

To fix CVE-2021-0870, update your Android device to the latest security patch provided by Google.

Which Android versions are affected by CVE-2021-0870?

CVE-2021-0870 affects Android versions 8.1, 9.0, 10.0, and 11.0.

Can CVE-2021-0870 be exploited without user interaction?

Yes, CVE-2021-0870 can be exploited without any user interaction required.

What type of vulnerability is CVE-2021-0870?

CVE-2021-0870 is a memory corruption vulnerability caused by a race condition.