Zero-day vulnerability in macOS

Out-of-bounds write
CVE-2022-22675

Vulnerability details

Advisory: SB2022040102 - Multiple vulnerabilities in Apple macOS Monterey

Vulnerable component: macOS

CVE-ID: CVE-2022-22675

CVSSv3 score: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:H/RL:O/RC:C

CWE-ID: CWE-787 - Out-of-bounds Write

Description:

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error within the AppleAVD subsystem. A local user can run a specially crafted program to trigger an out-of-bounds write and execute arbitrary code with kernel privileges.

Note, the vulnerability is being actively exploited in the wild.

External links:

https://support.apple.com/en-us/HT213220