iOS and iPadOS vulnerability

What happened

This issue was addressed with improved checks. This issue is fixed in iOS 15.8.4 and iPadOS 15.8.4, iOS 16.7.11 and iPadOS 16.7.11, iOS 18.3.1 and iPadOS 18.3.1, iPadOS 17.7.5, macOS Sequoia 15.3.1, macOS Sonoma 14.7.4, macOS Ventura 13.7.4, visionOS 2.3.1, watchOS 11.3.1. A logic issue existed when processing a maliciously crafted photo or video shared via an iCloud Link. Apple is aware of a report that this issue may have been exploited in an extremely sophisticated attack against specific targeted individuals.

Affected versions

iOS and iPadOS: before 15.8.4 (custom); before 16.7.11 (custom); before 18.3.1 (custom); before 17.7.5 (custom); before 13.7.4 (custom); before 14.7.4 (custom); before 15.3.1 (custom); before 2.3.1 (custom); before 11.3.1 (custom) Fixed: See vendor advisory.

Why it matters

Review the vendor advisory and exposure of the affected product to determine operational impact.

Detection & mitigation

• Apply vendor-provided updates or mitigations.
• Review affected product exposure and access logs.