CVE-2021-39798

Name: CVE-2021-39798
Creator: NVD / NIST
Published: 2022-04-12T17:15:08.247+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.11%

Last modified Jun 17, 2026

CVE-2021-39798 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. In Bitmap_createFromParcel of Bitmap.cpp, there is a possible arbitrary code execution due to a missing bounds check. This could lead to local escalation of privilege with User execution privileges needed. EPSS estimates a 0.11% chance of exploitation in the next 30 days.

Description

In Bitmap_createFromParcel of Bitmap.cpp, there is a possible arbitrary code execution due to a missing bounds check. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12 Android-12LAndroid ID: A-213169612

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

0.11%

1.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-119

Affected Software

Vendor	Product	Versions
Google	Android	12.0
Google	Android	12.1

References

https://source.android.com/security/bulletin/2022-04-01Vendor Advisory
https://source.android.com/security/bulletin/2022-04-01Vendor Advisory

Timeline

Published: Apr 12, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-39798?

How severe is CVE-2021-39798?

CVE-2021-39798 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.11% probability of exploitation in the next 30 days.

How do I fix CVE-2021-39798?

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-2021-39798?

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

Scan your code now

Source: NVD / NIST