A memory initialization issue was addressed with improved memory handling. This issue is fixed in macOS Catalina 10.15.5. A local user may be able to read kernel memory.
Source: MITRE
Published: 2020-06-09
Updated: 2021-07-21
Type: CWE-119
Base Score: 4.9
Vector: AV:L/AC:L/Au:N/C:C/I:N/A:N
Impact Score: 6.9
Exploitability Score: 3.9
Severity: MEDIUM
Base Score: 5.5
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Impact Score: 3.6
Exploitability Score: 1.8
Severity: MEDIUM