OSDev.wiki

User:Narke/Ring0OSPitfalls

< User:Narke

Pitfalls of a ring0 only OS are:

  • Software's crash will crash the kernel, think of a pointer's misuse/segfault, memory safe languages aren't concerned by this.
  • Other user's RAM can be accessed to dump the memory and see their data (passwords)
  • Easy to rootkit by hijacking syscalls
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