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 read in Apple OS kernels via a local app
An out-of-bounds read in Apple operating systems was fixed with stricter input validation. A local app can trigger it and cause unexpected system termination or read kernel memory. It affects iOS, iPadOS, macOS (Golden Gate, Sequoia, Tahoe), tvOS, visionOS, and watchOS before the listed updates. Apple has not published affected version ranges.
What to do: Update to iOS/iPadOS 26.7.2 or 27.2, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2, and macOS Golden Gate, tvOS, visionOS, and watchOS 27.2.
| Product | Affected | Fixed in |
|---|---|---|
| Apple iOS | — | 26.7.2, 27.2 |
| Apple iPadOS | — | 26.7.2, 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 read was addressed with improved input validation. 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 read 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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