EIP-2026-102864

PRE-CVE

GNU Sharutils 4.2.1 - Local Format String

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-102864. PoCs published by n4rk0tix.

AI-analyzed exploit summary This is a functional exploit for a local format string vulnerability in GNU sharutils <= 4.2.1. It leverages a format string attack to overwrite the .dtors section and execute shellcode, achieving local privilege escalation.

Description

GNU Sharutils 4.2.1 - Local Format String

Exploits (1)

exploitdb WORKING POC VERIFIED
by n4rk0tix · clocallinux
https://www.exploit-db.com/exploits/479

This is a functional exploit for a local format string vulnerability in GNU sharutils <= 4.2.1. It leverages a format string attack to overwrite the .dtors section and execute shellcode, achieving local privilege escalation.

Classification
Working Poc 95%
Attack Type
Lpe
Complexity
Moderate
Reliability
Reliable
Target: GNU sharutils <= 4.2.1
No auth needed
Prerequisites: Local access to the target system · Presence of vulnerable GNU sharutils binary
devstral-2 · analyzed Feb 18, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026