CVE-2021-0473: Double Free

Published May 3, 2021

Updated

In rwt3tprocesserror of rwt3t.cc, there is a possible double free due to uninitialized data. This could lead to remote code execution over NFC 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-179687208

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/2021-05-01

Event History

May 3, 2021

CVE Published

via Android·12:00 AM

Data Sourced

via Android·12:00 AM

SeverityWeaknessAffected Software

Jun 11, 2021

CVE Published

via MITRE·04:42 PM

Data Sourced

via MITRE·04:42 PM

DescriptionWeakness

Frequently Asked Questions

What is the severity of CVE-2021-0473?

CVE-2021-0473 has the potential for remote code execution, making its severity critical.

How do I fix CVE-2021-0473?

To fix CVE-2021-0473, update your Android device to the latest security patch provided by Google.

Which versions of Android are affected by CVE-2021-0473?

CVE-2021-0473 affects Android versions 8.1, 9.0, 10.0, and 11.0.

Is user interaction required to exploit CVE-2021-0473?

No, user interaction is not needed for the exploitation of CVE-2021-0473.

What could be the consequence of CVE-2021-0473?

The consequence of CVE-2021-0473 could include remote code execution without additional privileges.