Description
A memory corruption issue was addressed with improved validation. This issue is fixed in Security Update 2021-002 Catalina, Security Update 2021-003 Mojave, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. An application may be able to read restricted memory.
References (6)
Core 6
Core References
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212317
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212323
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212324
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212325
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212326
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212327
Scores
CVSS v3
7.5
EPSS
0.0175
EPSS Percentile
75.1%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Details
CWE
CWE-787
Status
published
Products (9)
apple/ipados
< 14.5
apple/iphone_os
< 14.5
apple/mac_os_x
10.14.6 (18 CPE variants)
apple/mac_os_x
10.15.6 (2 CPE variants)
apple/mac_os_x
10.15.7 (7 CPE variants)
apple/mac_os_x
10.14 - 10.14.5
apple/macos
11.0 - 11.3
apple/tvos
< 14.5
apple/watchos
< 7.4
Published
Sep 08, 2021
Tracked Since
Feb 18, 2026