The issue was addressed with improved memory handling. This issue is fixed in macOS Big Sur 11.7, macOS Ventura 13, macOS Monterey 12.6. A remote user may be able to cause kernel code execution.
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.
Link | Tags |
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https://support.apple.com/en-us/HT213443 | vendor advisory |
https://support.apple.com/en-us/HT213444 | vendor advisory |
https://support.apple.com/en-us/HT213488 | vendor advisory |