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App can crash iPhone and iPad systems due to memory mistake
CVE-2026-20637
Summary
A software update has fixed a memory management issue that could cause an app to crash an iPhone or iPad system. This was a risk that could have led to unexpected system shutdowns. Apple has released updates to fix this issue, so it's essential to install the latest software versions to stay protected.
Original title
A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.3 and iPadOS 26.3, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS...
Original description
A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.3 and iPadOS 26.3, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.3, tvOS 26.3, visionOS 26.3, watchOS 26.3. An app may be able to cause unexpected system termination.
- https://support.apple.com/en-us/126346
- https://support.apple.com/en-us/126348
- https://support.apple.com/en-us/126351
- https://support.apple.com/en-us/126352
- https://support.apple.com/en-us/126353
- https://support.apple.com/en-us/126793
- https://support.apple.com/en-us/126795
- https://support.apple.com/en-us/126796
Published: 25 Mar 2026 · Updated: 25 Mar 2026 · First seen: 25 Mar 2026