CVE-2021-0516: Use After Free

Published Jun 7, 2021

Updated

In p2pprocessprovdiscreq of p2ppd.c, there is a possible out of bounds read and write due to a use after free. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-8.1 Android-9 Android-10Android ID: A-181660448

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/2021-06-01

Event History

Jun 7, 2021

CVE Published

via Android·12:00 AM

Data Sourced

via Android·12:00 AM

SeverityWeaknessAffected Software

Jun 21, 2021

CVE Published

via MITRE·04:01 PM

Data Sourced

via MITRE·04:01 PM

DescriptionWeakness

Frequently Asked Questions

What is the severity of CVE-2021-0516?

The severity of CVE-2021-0516 is classified as high due to the potential for remote escalation of privilege.

How do I fix CVE-2021-0516?

To fix CVE-2021-0516, update your Android device to the latest security patch that addresses this vulnerability.

Which versions of Android are affected by CVE-2021-0516?

CVE-2021-0516 affects Android versions 8.1, 9.0, 10.0, and 11.0.

What can exploiters do with CVE-2021-0516?

Exploiting CVE-2021-0516 could allow attackers to gain escalated privileges on the affected device without any user interaction.

Is user interaction required to exploit CVE-2021-0516?

No, user interaction is not required to exploit CVE-2021-0516.