EIP-2026-100674

PRE-CVE

OpenBSD 4.6 / NetBSD 5.0.1 - 'printf(1)' Format String Parsing Denial of Service

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-100674. PoCs published by Maksymilian Arciemowicz.

AI-analyzed exploit summary The exploit demonstrates a denial-of-service vulnerability in OpenBSD and NetBSD by passing a malformed format string to the 'printf(1)' function, causing a segmentation fault. The PoC is a simple command-line input that triggers the crash.

Description

OpenBSD 4.6 / NetBSD 5.0.1 - 'printf(1)' Format String Parsing Denial of Service

Exploits (1)

exploitdb WORKING POC VERIFIED
by Maksymilian Arciemowicz · textdosbsd
https://www.exploit-db.com/exploits/33318

The exploit demonstrates a denial-of-service vulnerability in OpenBSD and NetBSD by passing a malformed format string to the 'printf(1)' function, causing a segmentation fault. The PoC is a simple command-line input that triggers the crash.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: OpenBSD 4.6, NetBSD 5.0.1
No auth needed
Prerequisites: Access to a terminal or command-line interface on the target system
devstral-2 · analyzed Feb 18, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026