EIP-2026-104540

PRE-CVE

OpenBSD 2.x/3.x - Local Malformed Binary Execution Denial of Service

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-104540. PoCs published by Georgi Guninski.

AI-analyzed exploit summary This is a writeup discussing a vulnerability in the OpenBSD kernel related to malformed binary header handling, potentially leading to kernel panic or code execution. The provided code is a header file with structures and definitions, not an actual exploit.

Description

OpenBSD 2.x/3.x - Local Malformed Binary Execution Denial of Service

Exploits (1)

exploitdb WRITEUP VERIFIED
by Georgi Guninski · cdosopenbsd
https://www.exploit-db.com/exploits/23339

This is a writeup discussing a vulnerability in the OpenBSD kernel related to malformed binary header handling, potentially leading to kernel panic or code execution. The provided code is a header file with structures and definitions, not an actual exploit.

Classification
Writeup 90%
Attack Type
Other
Complexity
Moderate
Reliability
Theoretical
Target: OpenBSD kernel (version not specified)
No auth needed
Prerequisites: Ability to execute a malformed binary on the target system
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026