CVE-2016-3940

HIGH

Synaptics touchscreen - Privilege Escalation

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2016-3940. PoCs published by codecat007.

AI-analyzed exploit summary The repository contains a functional PoC for CVE-2016-3940, a buffer overflow vulnerability in the Android kernel's RMI driver. The exploit writes a large buffer to /dev/rmi0, triggering a crash due to insufficient bounds checking.

Description

The Synaptics touchscreen driver in Android before 2016-10-05 on Nexus 6P and Android One devices allows attackers to gain privileges via a crafted application, aka internal bug 30141991.

Exploits (1)

github WORKING POC 8 stars
by codecat007 · cpoc
https://github.com/codecat007/cvehub/tree/main/android/kernel/cve-2016-3940

The repository contains a functional PoC for CVE-2016-3940, a buffer overflow vulnerability in the Android kernel's RMI driver. The exploit writes a large buffer to /dev/rmi0, triggering a crash due to insufficient bounds checking.

Classification
Working Poc 95%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: Android kernel (RMI driver) on Nexus 6P (6.0.1)
No auth needed
Prerequisites: Access to /dev/rmi0 device node
devstral-2 · analyzed Feb 27, 2026 Full analysis →

References (2)

Core 2
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/93338

Scores

CVSS v3 7.8
EPSS 0.0004
EPSS Percentile 13.7%
Attack Vector LOCAL
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-264
Status published
Products (1)
google/android < 7.0
Published Oct 10, 2016
Tracked Since Feb 18, 2026