EIP-2026-104559

PRE-CVE

Apple Mac OSX 10.5.x - 'ptrace' Mutex Handling Local Denial of Service

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-104559. PoCs published by Micheal Turner.

AI-analyzed exploit summary This exploit leverages a race condition in Mac OS X's ptrace() mutex handling to trigger a local denial-of-service (DoS) by repeatedly attaching and detaching to a child process. The race condition arises when the kernel attempts to interlock a destroyed mutex, leading to a kernel panic.

Description

Apple Mac OSX 10.5.x - 'ptrace' Mutex Handling Local Denial of Service

Exploits (1)

exploitdb WORKING POC VERIFIED
by Micheal Turner · cdososx
https://www.exploit-db.com/exploits/33337

This exploit leverages a race condition in Mac OS X's ptrace() mutex handling to trigger a local denial-of-service (DoS) by repeatedly attaching and detaching to a child process. The race condition arises when the kernel attempts to interlock a destroyed mutex, leading to a kernel panic.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Moderate
Reliability
Racy
Target: Apple Mac OS X 10.5.6, 10.5.7
No auth needed
Prerequisites: Local access to the target system · Ability to execute binary code
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026