Lpe | Security Notes

Android Kernel LPE Classes, at Invariant Level, Plus a Userspace TOCTOU Lab

Futex, perf_event, and get_user-era Android kernel LPE classes as broken invariants. No kernel exploit code. A toy C file-TOCTOU analog, a planted strcpy, ASAN output.

Print Spooler LPE Class Lessons for Operators

Lab spooler service ACL and RPC interface dump, Point-and-Print registry, 7036/808 logs — no spool exploit.