Description
A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.1, iOS 14.2 and iPadOS 14.2, iCloud for Windows 11.5, tvOS 14.2, iTunes 12.11 for Windows. Processing maliciously crafted web content may lead to code execution.
References (7)
Core 7
Core References
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT211931
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT211935
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT211928
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT211929
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT211930
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT211933
Mailing List, Third Party Advisory mailing-list
x_refsource_fulldisc
http://seclists.org/fulldisclosure/2020/Dec/32
Scores
CVSS v3
7.8
EPSS
0.0173
EPSS Percentile
74.8%
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 (7)
apple/icloud
< 11.5
apple/ipados
< 14.2
apple/iphone_os
< 14.2
apple/itunes
< 12.11
apple/macos
11.0 - 11.0.1
apple/tvos
< 14.2
apple/watchos
< 7.1
Published
Dec 08, 2020
Tracked Since
Feb 18, 2026