A memory corruption issue was addressed with improved memory handling. This issue is fixed in Security Update 2022-004 Catalina, macOS Big Sur 11.6.6. An application may be able to execute arbitrary code with kernel privileges.
https://support.apple.com/en-us/HT213256
https://support.apple.com/en-us/102770
https://support.apple.com/en-us/HT213255
Source: Mitre, NVD
Published: 2022-05-26
Updated: 2022-06-08
Base Score: 9.3
Vector: CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C
Severity: High
Base Score: 7.8
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS: 0.00122