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 kernel via a local app
An out-of-bounds write in Apple operating systems was fixed with improved input validation. A local app can trigger it and cause unexpected system termination or corrupt kernel memory. It affects iOS, iPadOS, macOS (Golden Gate, Sequoia, and Tahoe), and tvOS before the listed fixes.
What to do: Install iOS/iPadOS 26.7.2 or 27.2, macOS Golden Gate 27.2, Sequoia 15.8.2, Tahoe 26.7.2, or tvOS 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 |
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 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. 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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