CVE-2024-44126 is a high-severity vulnerability affecting multiple Apple operating systems, including macOS Ventura, macOS Sequoia, macOS Sonoma, iOS, iPadOS, and visionOS. The flaw involves heap corruption triggered by processing a maliciously crafted file. Apple addressed the issue by implementing improved checks and released fixes in macOS Ventura 13.7.1, macOS Sequoia 15, iOS 17.7, iPadOS 17.7, macOS Sonoma 14.7, visionOS 2, iOS 18, and iPadOS 18.