CVE-2024-40816: Apple macOS

Medium severity, CVSS 5.5. EPSS: 0.2% chance of exploitation in the next 30 days.

An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Monterey 12.7.6, macOS Sonoma 14.6, macOS Ventura 13.6.8. A local attacker may be able to cause unexpected system shutdown.

Affected products

• Apple macOS: before 12.7.6 (fixed in 12.7.6); from 13.0.0, before 13.6.8 (fixed in 13.6.8); from 14.0, before 14.6 (fixed in 14.6)

Published 2024-07-29. Last modified 2026-06-17.