CVE-2020-9859

A memory consumption issue was addressed with improved memory handling. This issue is fixed in iOS 13.5.1 and iPadOS 13.5.1, macOS Catalina 10.15.5 Supplemental Update, tvOS 13.4.6, watchOS 6.2.6. An application may be able to execute arbitrary code with kernel privileges.
References
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*

History

23 Oct 2025, 18:04

Type Values Removed Values Added
References () https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-9859 - () https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-9859 - US Government Resource

22 Oct 2025, 00:17

Type Values Removed Values Added
References
  • () https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-9859 -

21 Oct 2025, 20:18

Type Values Removed Values Added
References
  • {'url': 'https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-9859', 'source': '134c704f-9b21-4f2e-91b3-4a467353bcc0'}

21 Oct 2025, 19:18

Type Values Removed Values Added
References
  • () https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-9859 -
References () https://support.apple.com/HT211214 - Vendor Advisory, Release Notes () https://support.apple.com/HT211214 - Release Notes, Vendor Advisory

28 Feb 2025, 14:44

Type Values Removed Values Added
References () https://support.apple.com/HT211214 - Vendor Advisory () https://support.apple.com/HT211214 - Vendor Advisory, Release Notes

21 Nov 2024, 05:41

Type Values Removed Values Added
References () https://support.apple.com/HT211214 - Vendor Advisory () https://support.apple.com/HT211214 - Vendor Advisory

12 Jul 2022, 17:42

Type Values Removed Values Added
CWE CWE-400 CWE-415

Information

Published : 2020-06-05 15:15

Updated : 2025-10-23 18:04


NVD link : CVE-2020-9859

Mitre link : CVE-2020-9859

CVE.ORG link : CVE-2020-9859


JSON object : View

Products Affected

apple

  • tvos
  • mac_os_x
  • ipados
  • watchos
  • iphone_os
CWE
CWE-415

Double Free