EIP-2026-102909

PRE-CVE

Linux Kernel 3.17 - 'Python ctypes and memfd_create' noexec File Security Bypass

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-102909. PoCs published by soyer.

AI-analyzed exploit summary This exploit bypasses the noexec mount option on Linux >= 3.17 by using memfd_create to create an executable memory region and fexecve to execute a binary. It demonstrates a method to execute code in a noexec-mounted filesystem.

Description

Linux Kernel 3.17 - 'Python ctypes and memfd_create' noexec File Security Bypass

Exploits (1)

exploitdb WORKING POC VERIFIED
by soyer · pythonlocallinux
https://www.exploit-db.com/exploits/38473

This exploit bypasses the noexec mount option on Linux >= 3.17 by using memfd_create to create an executable memory region and fexecve to execute a binary. It demonstrates a method to execute code in a noexec-mounted filesystem.

Classification
Working Poc 90%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Linux kernel >= 3.17
No auth needed
Prerequisites: Linux kernel >= 3.17 · Access to a noexec-mounted filesystem · Python with ctypes
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026