The issue was addressed with improved memory handling. This issue is fixed in iOS 16.2 and iPadOS 16.2. An app may be able to execute arbitrary code with kernel privileges.
https://support.apple.com/en-us/HT213530
http://seclists.org/fulldisclosure/2022/Dec/20
Source: Mitre, NVD
Published: 2022-12-15
Updated: 2023-01-09
Base Score: 7.2
Vector: CVSS2#AV:L/AC:L/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