An out-of-bounds read issue was addressed with improved input validation. This issue is fixed in visionOS 2.4, iOS 18.4 and iPadOS 18.4, tvOS 18.4, macOS Sequoia 15.4. Processing a maliciously crafted font may result in the disclosure of process memory.
The product reads data past the end, or before the beginning, of the intended buffer.
Link | Tags |
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https://support.apple.com/en-us/122377 | vendor advisory |
https://support.apple.com/en-us/122371 | vendor advisory |
https://support.apple.com/en-us/122373 | vendor advisory |
https://support.apple.com/en-us/122378 | vendor advisory |