An out-of-bounds write vulnerability was fixed by improving bounds checking in multiple Apple operating systems. The flaw could lead to memory corruption when processing a maliciously crafted image. The issue is resolved in iOS 26.7 and later, iPadOS 26.7 and later, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, tvOS 27, and visionOS 27.