EIP-2026-102658

PRE-CVE

Linux Kernel 3.10.0 (CentOS / RHEL 7.1) - 'cypress_m8' Nullpointer Dereference

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-102658. PoCs published by OpenSource Security.

AI-analyzed exploit summary This advisory details a null-pointer dereference vulnerability in the Linux kernel's cypress_m8 USB driver, leading to a local DoS via a malformed USB device descriptor. The analysis includes root cause, affected code paths, and a proof-of-concept using an Arduino Leonardo firmware.

Description

Linux Kernel 3.10.0 (CentOS / RHEL 7.1) - 'cypress_m8' Nullpointer Dereference

Exploits (1)

exploitdb WRITEUP
by OpenSource Security · textdoslinux
https://www.exploit-db.com/exploits/39542

This advisory details a null-pointer dereference vulnerability in the Linux kernel's cypress_m8 USB driver, leading to a local DoS via a malformed USB device descriptor. The analysis includes root cause, affected code paths, and a proof-of-concept using an Arduino Leonardo firmware.

Classification
Writeup 95%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: Linux Kernel 3.10.0-229.20.1.el7.x86_64 (RHEL 7.1)
No auth needed
Prerequisites: Physical access to the target system · Malformed USB device (e.g., Arduino Leonardo with custom firmware)
devstral-2 · analyzed Feb 18, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026