Description
A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.0, iOS 14.0 and iPadOS 14.0, macOS Catalina 10.15.6, Security Update 2020-004 Mojave, Security Update 2020-004 High Sierra, tvOS 14.0. An application may be able to execute arbitrary code with kernel privileges.
References (6)
Core 6
Core References
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT211289
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT211843
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT211850
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT211844
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT211931
Mailing List, Third Party Advisory mailing-list
x_refsource_fulldisc
http://seclists.org/fulldisclosure/2020/Dec/32
Scores
CVSS v3
7.8
EPSS
0.0144
EPSS Percentile
69.9%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Details
CWE
CWE-416
Status
published
Products (5)
apple/ipados
< 14.0
apple/iphone_os
< 14.0
apple/mac_os_x
< 10.15.6
apple/tvos
< 14.0
apple/watchos
< 7.0
Published
Dec 08, 2020
Tracked Since
Feb 18, 2026