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VULNERABILITIES

CVE-2021-39623 Details

Description

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

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:9.8 CRITICALVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://source.android.com/security/bulletin/2022-01-01 CVEVendor Advisory
https://source.android.com/security/bulletin/2022-01-01 [email protected]Vendor Advisory

Weakness Enumeration

CWE-IDCWE NameSource
CWE-787Out-of-bounds Write[email protected]

Affected Products

ProductVersions
google android
9.0
10.0
11.0
12.0

CPE

  • cpe:2.3:o:google:android:9.0:*:*:*:*:*:*:*
  • cpe:2.3:o:google:android:10.0:*:*:*:*:*:*:*
  • cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*
  • cpe:2.3:o:google:android:12.0:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

5 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2021-39623
NVD Published Date:
Jan 14, 2022
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]