Use-after-free in macOS - CVE-2023-32398

Vulnerability identifier: #VU76322

CSH Severity: Low

CVSS v4 BT: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-32398

CWE-ID: CWE-416

Exploitation vector: Local access

Exploit availability: No public exploit available

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

The vulnerability exists due to a use-after-free error within the OS kernel. A local user can trigger a use-after-free error and execute arbitrary code with root privileges.

macOS
watchOS
iPadOS
Apple iOS
tvOS

Install updates from vendor's website.

macOS - addressed in versions 13.4 22F66, 11.7.7 20G1345, 12.6.6 21G646
watchOS - update to 9.5 20T562
iPadOS - addressed in versions 15.7.6 19H349, 16.5 20F66
Apple iOS - addressed in versions 15.7.6 19H349, 16.5 20F66
tvOS - update to 16.5 20L562

• https://support.apple.com/en-us/HT213758

• Multiple vulnerabilities in Apple iOS 16 and iPadOS 16
• Multiple vulnerabilities in macOS Ventura
• Multiple vulnerabilities in macOS Monterey
• Multiple vulnerabilities in Apple macOS Big Sur
• Multiple vulnerabilities in Apple iOS 15 and iPadOS 15
• Multiple vulnerabilities in Apple tvOS
• Multiple vulnerabilities in Apple watchOS