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.
Kernel memory disclosure via a local app on Apple OSes
A memory initialization flaw in Apple's kernel can let an app disclose kernel memory. A locally installed app can trigger it; no network access is described. An attacker gains kernel memory contents, which may aid further compromise. Apple has not listed affected builds; fixes are in the stated OS releases.
What to do: Install the fixed releases Apple lists: iOS and 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, iOS 27.2 |
| Apple iPadOS | — | iPadOS 26.7.2, 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.
A memory initialization issue was addressed with improved memory handling. 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 disclose 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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