A logic issue was addressed with improved validation. This issue is fixed in Security Update 2021-008 Catalina, macOS Big Sur 11.6.2. An application may be able to execute arbitrary code with kernel privileges.
https://support.apple.com/kb/HT212978
https://support.apple.com/en-us/HT212981
https://support.apple.com/en-us/HT212979
Source: Mitre, NVD
Published: 2021-08-24
Updated: 2023-11-07
Base Score: 8.3
Vector: CVSS2#AV:A/AC:L/Au:N/C:C/I:C/A:C
Severity: High
Base Score: 8.8
Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H