rootsh

rootsh rootsh is a local privilege escalation targeting OS X Yosemite 10.10.5 build 14F27. It exploits CVE-2016-1758 and CVE-2016-1828, two vulnerabilities in XNU that were patched in OS X El Capitan 10.11.4 and 10.11.5. rootsh will not work on platforms with SMAP enabled. CVE-2016-1758...

CVE-2018-4407

CVE-2018-4407 Massive IOS/MAC Attack Exploit CVE-2018-4407 is a Simple and Very Fast BOF attack Against IOS/MAC that can lead to DOS. The vulnerability is a heap buffer overflow in the networking code in the XNU operating system kernel. XNU is used by both iOS and macOS, which is why iPhones,...

CVE-2024-27815

CVE-2024-27815 XNU kernel buffer overflow. Introduced in xnu-10002.1.13, fixed in xnu-10063.121.3. Writeup: https://jprx.io/cve-2024-27815 root@kitploit: gcc TURPENTINE.c -o TURPENTINE ./TURPENTINE Hash root@kitploit: $ sha256sum TURPENTINE.c...

xnu

What is XNU? XNU kernel is part of the Darwin operating system for use in macOS and iOS operating systems. XNU is an acronym for X is Not Unix. XNU is a hybrid kernel combining the Mach kernel developed at Carnegie Mellon University with components from FreeBSD and a C++ API for writing drivers...

CVE-2018-4407-IOS

CVE-2018-4407-IOS CVE ? Common Vulnerabilities and Exposures TLDR The vulnerability is a heap buffer overflow in the networking code in the XNU operating system kernel. XNU is used by both iOS and macOS, which is why iPhones, iPads, and Macbooks are all affected. My exploit PoC just overwrites th...

blanket

blanket Blanket is a sandbox escape targeting iOS 11.2.6, although the main vulnerability was only patched in iOS 11.4.1. It exploits a Mach port replacement vulnerability in launchd CVE-2018-4280, as well as several smaller vulnerabilities in other services, to execute code inside the ReportCras...

CVE-2018-4407

CVE-2018-4407 CVE-2018-4407 is a buffer overflow vulnerability in the XNU kernel's ICMP error code. It causes IOS devices to crash both laptops and mobiles upon receival of one yes 1! single bad packet. The bug was originally disclosured by Kevin Backhouse on his lgtm blogpost on October 30th 201...

MacDirtyCow

MacDirtyCow Example of CVE-2022-46689 aka MacDirtyCow. What? MacDirtyCow is a privilege escalation vulnerability in macOS, similar to the Dirty COW vulnerability in Linux. The vulnerability resides in the copy-on-write COW mechanism used by macOS's XNU kernel. The vulnerability allows an attacker...

SockFuzzer

SockFuzzer: XNU Kernel Fuzzing Framework Project Status SockFuzzer, originally designed as a networking-focused fuzzer for the XNU kernel used in macOS and iOS, has evolved into a comprehensive kernel fuzzing framework. While retaining its original name as a nod to its roots, SockFuzzer now cover...

iOS-Kernel-Crash

CVE-2018-4407 Memory Corruption The vulnerability is a heap buffer overflow in the networking code in the XNU operating system kernel. XNU is used by both iOS and macOS, which is why iPhones, iPads, and Macbooks are all affected. My exploit PoC just overwrites the heap with garbage, which causes ...

Pishi

Pishi Pishi is a static binary rewriting tool designed to instrument basic blocks in XNU kernel and in arbitrary macOS kernel extensions kexts. for XNU kernel, Pishi allows you to instrument at a function, file, or folder level. For example, you can instrument everything in the /bsd/net/ director...

CVE-2026-20698-PF_ROUTE-Heap-Overflow

CVE-2026-20698 — XNU Kernel Heap Overflow via PFROUTE RTAGENMASK Overview Heap buffer overflow in XNU's routing socket PFROUTE when processing RTAGENMASK in routemsg. Triggers kernel panic from an unprivileged process with no entitlements. CVE : CVE-2026-20698 credited to DARKNAVY Affected : iOS...

CVE-2026-65330

CVE-2026-65330 — tmpfs setxattr PAC Bypass Component: XNU VFS — defaultsetxattrdoubleagent tmpfs VNOP Affected: iOS / iPadOS 26.6 23G71 and earlier Fixed in: iOS / iPadOS 26.6.1 23G83 Type: Fixed PAC diversifier in xattr handler pointer signing Impact: PC control from kernel context; full privile...

CVE-2018-4407-iOS-exploit

CVE-2018-4407 iOS Attack Exploit CVE-2018-4407 is a Simple and Very Fast BOF attack Against iOS/mac that can lead to DOS. The vulnerability is a heap buffer overflow in the networking code in the XNU operating system kernel. XNU is used by both iOS and macOS, which is why iPhones, iPads, and...

Look-at-The-XNU-Through-A-Tube-CVE-2018-4242-Write-up-Translation-

Look at The XNU Through A Tube CVE-2018-4242 Write-up Zhuo Liang of Qihoo 360 Nirvan Team Contents 1 Introduction 1 1.1 CVE-2018-4242 . . . . . . . . . . . . . . . . . . . . . . . . . 1 2 The XNU Kernel 2 2.1 System Call . . . . . . . . . . . . . . . . . . . . . . . . . . 2 2.2 MIG...

CVE-2026-49418 Use-after-free in device pager page list

When msyncMSINVALIDATE is called on a mapping of an unmanaged device object, the physical pages in the mapping range are marked invalid but remain in the pager's page list. A subsequent page fault will cause the fault handler to re-insert the page into the object's list. This corrupts the list, a...

One (Thread) Can Keep a (PRNG) Secret, but Not Two

We present a novel, practical attack on the IPv6 Fragment ID generation algorithm of XNU, which is the kernel used by Apple products such as macOS and iOS. This attack exploits a race-condition vulnerability in the algorithm's pseudorandom number generator PRNG to cryptanalytically break, learn t...

Exploit for Out-of-bounds Write in Apple Ipados

CVE-2026-20698 — XNU Kernel Heap Overflow via PFROUTE RTAGEN...

📄 macOS 10.13.4 (17E199) fgetattrlist Heap Overflow

Proof of concept Metasploit module that exploits a macOS version 10.13.4 heap overflow vulnerability. A kernel heap overflow exists in fgetattrlist due to missing lower-bound buffer size validation when writing returned attributes to caller-supplied memory...

📄 macOS 10.12.2 XNU Kernel Privilege Escalation

This proof of concept targets a race‑condition vulnerability in the XNU kernel affecting macOS/iOS. By forcing a use‑after‑free condition on kernel ports, the exploit manipulates freed memory through a controlled spray, allowing a user‑controlled replacement object. Successful exploitation yields...