What is CVE-2019-5685?

CVE-2019-5685 is a critical-severity vulnerability in Microsoft Windows, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2019-08-06.

How severe is CVE-2019-5685?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Buffer overflow in Microsoft Windows

CVE-2019-5685

NVIDIA Windows GPU Display Driver (all versions) contains a vulnerability in DirectX drivers, in which a specially crafted shader can cause an out of bounds access to a shader local temporary array, which may lead to denial of service or code execution.

Vulnerability class: Buffer Overflow

Published 2019-08-06 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.050 (92.2th percentile), scored 2026-10-20.

Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 92.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.050 · newest: 0.050 · change: 0.000

Affected products

Microsoft Windows
NVIDIA GPU Display Driver — versions All
NVIDIA GPU Driver

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

nvidia.custhelp.com/app/answers/detail/a_id/4841 (Vendor Advisory)
www.talosintelligence.com/vulnerability_reports/TALOS-2019-0812 (Exploit, Third Party Advisory)
support.lenovo.com/us/en/product_security/LEN-28096 (Third Party Advisory)

Frequently asked questions

What is CVE-2019-5685?: CVE-2019-5685 is a critical-severity vulnerability in Microsoft Windows, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2019-08-06.
How severe is CVE-2019-5685?: Critical severity. CVSS v3 base score is 9.8 out of 10.