What happened to “we don't break the userspace” idea?
What happened to “we don't break the userspace” idea?
Posted Mar 9, 2025 8:31 UTC (Sun) by Cyberax (✭ supporter ✭, #52523)In reply to: What happened to “we don't break the userspace” idea? by NYKevin
Parent article: Guard pages for file-backed memory
> It is not a security mechanism. It is not, in fact, intended for random apps to ptrace each other just because they feel like it
Bank apps ptrace() _themselves_ to make sure there's nothing unusual injected into their address space.