Description
A double free issue was addressed with improved memory management. This issue is fixed in tvOS 14.6, iOS 14.6 and iPadOS 14.6, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave, macOS Big Sur 11.4, watchOS 7.5. An application may be able to execute arbitrary code with kernel privileges.
References (6)
Core 6
Core References
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212600
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212603
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212528
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212529
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212532
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212533
Scores
CVSS v3
7.8
EPSS
0.0032
EPSS Percentile
23.7%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-415
Status
published
Products (8)
apple/ipados
< 14.6
apple/iphone_os
< 14.6
apple/mac_os_x
10.14.6 (20 CPE variants)
apple/mac_os_x
10.15.7 (9 CPE variants)
apple/mac_os_x
10.14 - 10.14.5
apple/macos
11.0 - 11.4
apple/tvos
< 14.6
apple/watchos
< 7.5
Published
Sep 08, 2021
Tracked Since
Feb 18, 2026