Description
A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Monterey 12.1, Security Update 2021-008 Catalina, macOS Big Sur 11.6.2. An application may be able to execute arbitrary code with kernel privileges.
References (3)
Core 3
Core References
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212978
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212979
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212981
Scores
CVSS v3
7.8
EPSS
0.0075
EPSS Percentile
73.2%
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-120
Status
published
Products (3)
apple/mac_os_x
10.15.7 (10 CPE variants)
apple/mac_os_x
10.15 - 10.15.7
apple/macos
11.0 - 11.6.2
Published
Aug 24, 2021
Tracked Since
Feb 18, 2026