Apple OS OOB Write (CVE-2026-64770): Fixed in iOS 26.6
CVE-2026-64770 Published on July 27, 2026
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6. A remote attacker may be able to cause unexpected application termination or heap corruption.
Products Associated with CVE-2026-64770
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Affected Versions
Apple iOS and iPadOS:- Before 26.6 is affected.
- Before 14.8.8 is affected.
- Before 15.7.8 is affected.
- Before 26.6 is affected.
- Before 26.6 is affected.
- Before 26.6 is affected.