Vulnerability Database

314,373

Total vulnerabilities in the database

CVE-2020-9996

A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur 11.0.1, iOS 14.0 and iPadOS 14.0. A malicious application may be able to elevate privileges.

  • Published: Dec 8, 2020
  • Updated: Nov 16, 2025
  • CVE: CVE-2020-9996
  • 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: Medium
  • Score: 6.8
  • AV:N/AC:M/Au:N/C:P/I:P/A:P

CWEs:

Software From Fixed in
apple / iphone_os - 14.0
apple / ipados - 14.0
apple / mac_os_x - 11.0.1