Vulnerability Database

317,828

Total vulnerabilities in the database

CVE-2023-21020

In registerSignalHandlers of main.c, there is a possible local arbitrary code execution due to a use after free. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-256591441

  • Published: Mar 24, 2023
  • Updated: Nov 16, 2025
  • CVE: CVE-2023-21020
  • Severity: Medium
  • Exploit:

CVSS v3:

  • Severity: Medium
  • Score: 6.7
  • AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CWEs:

Software From Fixed in
google / android 13.0 13.0.x