EIP-2026-103042

PRE-CVE

XFree86 4.2 - 'XLOCALEDIR' Local Buffer Overflow (4)

Title source: legacy

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-103042. PoCs published by axis.

AI-analyzed exploit summary This exploit leverages a buffer overflow in XFree86 utilities via the XLOCALEDIR environment variable. It includes shellcode for local privilege escalation and targets specific versions of Redhat and Slackware Linux.

Description

XFree86 4.2 - 'XLOCALEDIR' Local Buffer Overflow (4)

Exploits (1)

exploitdb WORKING POC VERIFIED

by axis · clocallinux

https://www.exploit-db.com/exploits/22323

View Code ZIP pw:eip

This exploit leverages a buffer overflow in XFree86 utilities via the XLOCALEDIR environment variable. It includes shellcode for local privilege escalation and targets specific versions of Redhat and Slackware Linux.

Classification

Working Poc 95%

Attack Type

Lpe

Complexity

Moderate

Reliability

Reliable

Target: XFree86 utilities (xterm, xscreensaver, xlock)

No auth needed

Prerequisites: Local access to the target system · XFree86 utilities installed

MITRE ATT&CK

T1068 - Exploitation for Privilege Escalation T1555 - Credentials from Password Stores

devstral-2 · analyzed Feb 18, 2026 Full analysis →

Details

Status pre_cve

Tracked Since Feb 18, 2026