Vulnerability Database

324,311

Total vulnerabilities in the database

CVE-2021-30748

A memory corruption issue was addressed with improved state management. This issue is fixed in iOS 14.7, macOS Big Sur 11.5. An application may be able to execute arbitrary code with kernel privileges.

  • Published: Sep 8, 2021
  • Updated: Nov 16, 2025
  • CVE: CVE-2021-30748
  • 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 / tvos - 14.7
apple / iphone_os - 14.7
apple / macos - 11.5
apple / ipados - 14.7