Is CVE-2021-0396 being actively exploited?

CVE-2021-0396 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2021-0396?

CVE-2021-0396 has a CVSS 3.1 base score of 9.8 (CRITICAL).

CVE-2021-0396

CRITICAL · CVSS 9.8EPSS 1.9%EU EUVD

In Builtins::Generate_ArgumentsAdaptorTrampoline of builtins-arm.cc and related files, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote code execution in an unprivileged process with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-8.1 Android-9 Android-10 Android-11Android ID: A-160610106

Key facts

CVSS score: 9.8 (v3.1)
Severity: CRITICAL
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-787
EPSS score: 1.9% (80th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2021-3015)
Published: March 10, 2021
NVD last modified: June 17, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2021-3015 in the EU Vulnerability Database. Last updated in EUVD on August 3, 2024.

View on the EU Vulnerability Database

Affected products

google / android
google / android
google / android
google / android

Certified products that may be affected

2 FIPS 140 or Common Criteria certified products, from automated matching by sec-certs.org.

Google Pixel Phones on Android 11.0 - Google LLC - Common Criteria CCEVS-VR-11124-2021 - archived
Google Pixel Phones on Android 10 - Google LLC - Common Criteria CCEVS-VR-VID-11019-2020 - archived

References

https://source.android.com/security/bulletin/2021-03-01(Vendor Advisory)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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