Apple Multiple Products Improper Locking Vulnerability. Actively exploited: CISA added this vulnerability to its Known Exploited Vulnerabilities catalog on 20/03/2026. Patch affected systems as an emergency.
| Package | Affected versions | Patched versions |
|---|---|---|
| Multiple Products | Versions not published yet (product named by CISA KEV) | |
A memory corruption issue was addressed with improved lock state checking. This issue is fixed in iOS 18.7.2 and iPadOS 18.7.2, iOS 26.1 and iPadOS 26.1, macOS Sequoia 15.7.2, macOS Sonoma 14.8.2, macOS Tahoe 26.1, tvOS 26.1, visionOS 26.1, watchOS 26.1. A malicious application may cause unexpected changes in memory shared between processes.
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