This issue was addressed with improved handling of symlinks. This issue is fixed in iPadOS 17.7.4, iOS 18.3 and iPadOS 18.3. Restoring a maliciously crafted backup file may lead to modification of protected system files.
The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource.
Link | Tags |
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https://support.apple.com/en-us/122067 | release notes vendor advisory |
https://support.apple.com/en-us/122066 | release notes vendor advisory |