EIP-2026-100672

PRE-CVE

FreeBSD 8.1/7.3 - 'vm.pmap' Local Race Condition

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-100672. PoCs published by Maksymilian Arciemowicz.

AI-analyzed exploit summary This exploit demonstrates a local race condition in FreeBSD 7.3/8.1 kernels by rapidly forking processes to exceed the `kern.maxproc` limit, leading to a kernel panic. The PoC code uses multiple user sessions to bypass per-user process limits and trigger the vulnerability.

Description

FreeBSD 8.1/7.3 - 'vm.pmap' Local Race Condition

Exploits (1)

exploitdb WORKING POC
by Maksymilian Arciemowicz · textdosbsd
https://www.exploit-db.com/exploits/14947

This exploit demonstrates a local race condition in FreeBSD 7.3/8.1 kernels by rapidly forking processes to exceed the `kern.maxproc` limit, leading to a kernel panic. The PoC code uses multiple user sessions to bypass per-user process limits and trigger the vulnerability.

Classification
Working Poc 95%
Attack Type
Dos
Complexity
Moderate
Reliability
Racy
Target: FreeBSD 7.3/8.1 kernel
Auth required
Prerequisites: Access to multiple user accounts or sessions · Ability to execute code on the target system
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026