EIP-2026-102716

PRE-CVE

polkit - Temporary auth Hijacking via PID Reuse and Non-atomic Fork

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-102716. PoCs published by Google Security Research.

AI-analyzed exploit summary This exploit leverages a race condition in the Linux kernel's fork() process to bypass polkit's authentication caching mechanism, allowing an attacker to impersonate a legitimate process and execute privileged actions without re-authentication.

Description

polkit - Temporary auth Hijacking via PID Reuse and Non-atomic Fork

Exploits (1)

exploitdb WORKING POC VERIFIED
by Google Security Research · cdoslinux
https://www.exploit-db.com/exploits/46105

This exploit leverages a race condition in the Linux kernel's fork() process to bypass polkit's authentication caching mechanism, allowing an attacker to impersonate a legitimate process and execute privileged actions without re-authentication.

Classification
Working Poc 95%
Attack Type
Lpe
Complexity
Complex
Reliability
Racy
Target: Linux kernel (tested on Ubuntu 18.04)
No auth needed
Prerequisites: Access to a system with polkit and systemd · Ability to execute processes as a non-root user
devstral-2 · analyzed Feb 18, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026