An out-of-bounds read issue existed that led to the disclosure of kernel memory. This was addressed with improved input validation. This issue is fixed in macOS Monterey 12.3.1, Security Update 2022-004 Catalina, macOS Big Sur 11.6.6. A local user may be able to read kernel 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/HT213255 | release notes vendor advisory |
https://support.apple.com/en-us/HT213256 | release notes vendor advisory |
https://support.apple.com/en-us/HT213220 | release notes vendor advisory |