> This has the effect of leaking one bit of state from the user space
> process that was running when the signal occurred to the signal
> handler, which could be in another process.
The last time I checked, signal handlers are not in a different process from the one receiving
the signal. They are run on one of the threads of the process that received the signal. The
bug is that the state leaks from that specific thread into the signal handler running on the