CVE-2020-0449: Use After Free

Published Nov 2, 2020

Updated

In btmsecdisconnected of btmsec.cc, there is a possible memory corruption due to a use after free. This could lead to remote code execution in the Bluetooth server with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-9 Android-10 Android-11 Android-8.0 Android-8.1Android ID: A-162497143

Affected Software

6 affected components

Google Android=8.0

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/2020-11-01

Event History

Nov 2, 2020

CVE Published

via Android·12:00 AM

Data Sourced

via Android·12:00 AM

SeverityWeaknessAffected Software

Nov 10, 2020

CVE Published

via MITRE·12:52 PM

Data Sourced

via MITRE·12:52 PM

DescriptionWeakness

Frequently Asked Questions

What is the severity of CVE-2020-0449?

CVE-2020-0449 is classified as a critical vulnerability due to its potential to allow remote code execution.

How do I fix CVE-2020-0449?

To fix CVE-2020-0449, update your Android device to the latest security patch provided by Google.

Which versions of Android are affected by CVE-2020-0449?

CVE-2020-0449 affects Android versions 8.0, 8.1, 9.0, 10.0, and 11.0.

What type of vulnerability is CVE-2020-0449?

CVE-2020-0449 is a use-after-free vulnerability that can lead to memory corruption.

Is user interaction required to exploit CVE-2020-0449?

Yes, user interaction is needed for the exploitation of CVE-2020-0449.