CVE-2021-0475

Name: CVE-2021-0475
Creator: NVD / NIST
Published: 2021-06-11T17:15:09.71+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 0.98%

Last modified Jun 17, 2026

CVE-2021-0475 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. In on_l2cap_data_ind of btif_sock_l2cap.cc, there is possible memory corruption due to a use after free. This could lead to remote code execution over Bluetooth with no additional execution privileges needed. EPSS estimates a 0.98% chance of exploitation in the next 30 days.

Description

In on_l2cap_data_ind of btif_sock_l2cap.cc, there is possible memory corruption due to a use after free. This could lead to remote code execution over Bluetooth with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-10Android ID: A-175686168

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

0.98%

57.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-416

Affected Software

Vendor	Product	Versions
Google	Android	10.0
Google	Android	11.0

References

https://source.android.com/security/bulletin/2021-05-01Patch, Vendor Advisory
https://source.android.com/security/bulletin/2021-05-01Patch, Vendor Advisory

Timeline

Published: Jun 11, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-0475?

How severe is CVE-2021-0475?

CVE-2021-0475 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.98% probability of exploitation in the next 30 days.

How do I fix CVE-2021-0475?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-0475?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST