Apple iOS 27.2 fixes 163 flaws, including critical WebKit RCE
The release addresses memory corruption, sandbox escape, kernel writes, and unauthorized access to sensitive user data across many components.
Out-of-bounds write in Apple OS lets an app corrupt kernel memory
Apple fixed an out-of-bounds write with improved bounds checking in iOS, iPadOS, macOS, tvOS, visionOS, and watchOS. A local app can trigger it and cause unexpected system termination or corrupt kernel memory. Devices still running builds older than the listed fixes are affected.
What to do: Install the fixed releases: iOS/iPadOS 26.7.2 or 27.2, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2, macOS Golden Gate 27.2, and tvOS, visionOS, and watchOS 27.2.
| Product | Affected | Fixed in |
|---|---|---|
| Apple iOS | — | iOS 26.7.2 and iOS 27.2 |
| Apple iPadOS | — | iPadOS 26.7.2 and iPadOS 27.2 |
| Apple macOS Golden Gate | — | 27.2 |
| Apple macOS Sequoia | — | 15.8.2 |
| Apple macOS Tahoe | — | 26.7.2 |
| Apple tvOS | — | 27.2 |
| Apple visionOS | — | 27.2 |
| Apple watchOS | — | 27.2 |
Order-of-magnitude estimate by the model from install counts, market share and public scan data it knows; verify before quoting.
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 26.7.2 and iPadOS 26.7.2, iOS 27.2 and iPadOS 27.2, macOS Golden Gate 27.2, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2, tvOS 27.2, visionOS 27.2, watchOS 27.2. An app may be able to cause unexpected system termination or corrupt kernel memory.
The release addresses memory corruption, sandbox escape, kernel writes, and unauthorized access to sensitive user data across many components.
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