What is CVE-2016-8809?

CVE-2016-8809 is a high-severity vulnerability in Microsoft Windows, classified under Improper Input Validation. CVSS score: 7.8/10. Published 2016-11-08.

How severe is CVE-2016-8809?

High severity. CVSS v3 base score is 7.8 out of 10.

Improper input validation in Microsoft Windows

CVE-2016-8809

For the NVIDIA Quadro, NVS, and GeForce products, NVIDIA Windows GPU Display Driver R340 before 342.00 and R375 before 375.63 contains a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgDdiEscape ID 0x70001b2 where the size of an input buffer is not validated, leading to denial of service or potential escalation of privileges.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2016-11-08 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.016 (74.9th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 75th percentile — 74.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.016 · newest: 0.016 · change: 0.000

Affected products

Microsoft Windows
NVIDIA GPU Driver
Quadro, Nvs, And Geforce (All Versions) — versions Quadro, NVS, and GeForce (all versions)

Weakness classification (CWE)

References

www.exploit-db.com/exploits/40664/ (VDB Entry, Third Party Advisory, exploit)
www.securityfocus.com/bid/93992 (VDB Entry, Third Party Advisory, vdb-entry)
support.lenovo.com/us/en/solutions/LEN-10822 (Third Party Advisory)
nvidia.custhelp.com/app/answers/detail/a_id/4247 (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2016-8809?: CVE-2016-8809 is a high-severity vulnerability in Microsoft Windows, classified under Improper Input Validation. CVSS score: 7.8/10. Published 2016-11-08.
How severe is CVE-2016-8809?: High severity. CVSS v3 base score is 7.8 out of 10.