A memory corruption issue was addressed with improved memory handling. This issue is fixed in macOS Catalina 10.15.6. A local user may be able to cause unexpected system termination or read kernel memory.
https://support.apple.com/kb/HT211289
Source: Mitre, NVD
Published: 2020-10-22
Updated: 2021-07-21
Base Score: 6.6
Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:N/A:C
Severity: Medium
Base Score: 7.1
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Severity: High