Linux Kernel PowerPC Out-of-Bounds Memory Access Vulnerability in Memtrace

A vulnerability in the Linux kernel's PowerPC architecture related to the memtrace feature has been addressed. The issue involved an out-of-bounds memory access during the memory mapping process. The vulnerability has been resolved by ensuring that the requested mapping size does not exceed the allocated region size.

Impact

Exploitation of this vulnerability could lead to out-of-bounds memory access, potentially causing memory corruption or allowing for arbitrary code execution.