CVE-2021-39623
In doRead of SimpleDecodingSource.cpp, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-9Android ID: A-194105348
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
- 2.0% (81th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2021-25980)
- Published
- January 14, 2022
- NVD last modified
- June 17, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2021-25980 in the EU Vulnerability Database. Last updated in EUVD on August 4, 2024.
View on the EU Vulnerability DatabaseAffected products
- google / android
- google / android
- google / android
- google / android
Certified products that may be affected
3 FIPS 140 or Common Criteria certified products, from automated matching by sec-certs.org.
- Google Pixel Phones on Android 12.0 - Google LLC - Common Criteria CCEVS-VR-11239-2022 - archived
- 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/2022-01-01(Vendor Advisory)
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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