Vulnerability Database

314,433

Total vulnerabilities in the database

CVE-2021-30983

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 15.2 and iPadOS 15.2. An application may be able to execute arbitrary code with kernel privileges.

  • Published: Aug 24, 2021
  • Updated: Nov 16, 2025
  • CVE: CVE-2021-30983
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.8
  • AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS v2:

  • Severity: High
  • Score: 9.3
  • AV:N/AC:M/Au:N/C:C/I:C/A:C

CWEs:

Software From Fixed in
apple / iphone_os - 15.2
apple / ipados - 15.2