Description
An out-of-bounds write was addressed with improved input validation. This issue is fixed in iOS 14.5 and iPadOS 14.5, watchOS 7.4, Security Update 2021-003 Catalina, tvOS 14.5, macOS Big Sur 11.3. Processing a maliciously crafted image may lead to arbitrary code execution.
References (5)
Core 5
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/HT212530
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212325
Scores
CVSS v3
7.8
EPSS
0.0120
EPSS Percentile
64.4%
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-787
Status
published
Products (13)
apple/ipados
< 14.5
apple/iphone_os
< 14.5
apple/mac_os_x
10.15
apple/mac_os_x
10.15.1
apple/mac_os_x
10.15.2
apple/mac_os_x
10.15.3
apple/mac_os_x
10.15.4
apple/mac_os_x
10.15.5
apple/mac_os_x
10.15.6 (3 CPE variants)
apple/mac_os_x
10.15.7 (9 CPE variants)
... and 3 more
Published
Sep 08, 2021
Tracked Since
Feb 18, 2026