📄 macOS 18.3.2 Kernel Privilege Escalation

macOS version 18.3.2 proof of concept exploit for an old kernel related privilege escalation vulnerability. A critical memory management vulnerability exists within the macOS XNU kernel's handling of the VMBEHAVIORZEROWIREDPAGES behavior flag. The issue arises from improper sequence validation wh...

📄 macOS 18.3.2 VM_BEHAVIOR_ZERO_WIRED_PAGES Handling

A vulnerability exists in the way macOS handles VMBEHAVIORZEROWIREDPAGES combined with mmap + mlock + vmdeallocate on a read-only mapped file. A local attacker may trigger abnormal kernel behavior depending on system conditions. This proof of concept is purely academic and demonstrates a controll...

XNU VM_BEHAVIOR_ZERO_WIRED_PAGES Read-Only Write

XNU VMBEHAVIORZEROWIREDPAGES suffers from a flaw that allows writing to read-only pages...

XNU VM_BEHAVIOR_ZERO_WIRED_PAGES Page Write

There is an issue where XNU VMBEHAVIORZEROWIREDPAGES behavior allows writing to read-only pages...