Out-of-Bounds Write in Apple iOS and macOS

Executive Summary

This is an out-of-bounds write vulnerability caused by insufficient bounds checking. Processing a specially crafted video file could allow an attacker to write data outside the intended memory area, potentially leading to crashes or other unexpected behavior.

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Impact Analysis

If exploited, this flaw could cause apps to crash unexpectedly when processing malicious video files. It may also allow attackers to execute arbitrary code on affected devices, leading to further compromise of system integrity or data.

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Mitigation Strategies

Update affected Apple devices to the latest versions: iOS 26.7.2 or later, iPadOS 26.7.2 or later, macOS Golden Gate 27.2 or later, macOS Sequoia 15.8.2 or later, macOS Tahoe 26.7.2 or later, tvOS 27.2 or later, visionOS 27.2 or later. Avoid processing untrusted video files until updates are applied.

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