CVE-2024-40854: Apple iPadOS

Medium severity, CVSS 5.5. EPSS: 0.4% chance of exploitation in the next 30 days.

A memory initialization issue was addressed with improved memory handling. This issue is fixed in iOS 17.7.1 and iPadOS 17.7.1, iOS 18.1 and iPadOS 18.1, macOS Sequoia 15.1, macOS Sonoma 14.7.1, macOS Ventura 13.7.1. An app may be able to cause unexpected system termination.

Affected products

• Apple iPadOS: before 17.7.1 (fixed in 17.7.1); from 18.0, before 18.1 (fixed in 18.1)
• Apple iPhone OS: before 17.7.1 (fixed in 17.7.1); from 18.0, before 18.1 (fixed in 18.1)
• Apple macOS: before 13.7.1 (fixed in 13.7.1); from 14.0, before 14.7.1 (fixed in 14.7.1)

Published 2025-01-15. Last modified 2026-06-17.