CVE-2026-43666 – Apple iOS/PadOS/ macOS/tvOS/watchOS VisionOS Out-of-Bounds Write Denial-of-Service

CVE ID :CVE-2026-43666

Published : May 11, 2026, 9:19 p.m. | 42 minutes ago

Description :An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, iOS 26.5 and iPadOS 26.5, macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. An attacker on the local network may be able to cause a denial-of-service.

Severity: 0.0 | NA

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