Linux Kernel (ARMARM64) - perf_event_open() Arbitrary Memory Read

Linux Kernel ARMARM64 - perfeventopen Arbitrary Memory Read perfeventopen offers to collect various pieces of information when an event occurs, including a user stack backtrace PERFSAMPLECALLCHAIN. To collect a user stack backtrace, the kernel grabs the userland register state if the event occure...

Linux Kernel (ARM/ARM64) - 'perf_event_open()' Arbitrary Memory Read

perfeventopen offers to collect various pieces of information when an event occurs, including a user stack backtrace PERFSAMPLECALLCHAIN. To collect a user stack backtrace, the kernel grabs the userland register state if the event occured in kernelspace: the userland register state that was...