Integer overflow in macOS - CVE-2023-36495

Vulnerability identifier: #VU78766

CSH Severity: Low

CVSS v4: 8.5 [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]

CVE-ID: CVE-2023-36495

CWE-ID: CWE-190

Exploitation vector: Local access

Exploit availability: No public exploit available

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

The vulnerability exists due to integer overflow within the OS kernel. A local application can trigger an integer overflow and execute arbitrary code with kernel privileges.

macOS
watchOS
iPadOS
Apple iOS
tvOS

Install updates from vendor's website.

macOS - addressed in versions 13.5 22G74, 12.6.8 21G725
watchOS - update to 9.6 20U73
iPadOS - addressed in versions 15.7.8 19H364, 16.6
Apple iOS - addressed in versions 15.7.8 19H364, 16.6 20G75
tvOS - update to 16.6

• https://support.apple.com/en-us/HT213843

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