What is CVE-2021-1078?

CVE-2021-1078 is a medium-severity vulnerability in NVIDIA GPU Display Driver, classified under NULL Pointer Dereference. CVSS score: 5.5/10. Published 2021-04-21.

How severe is CVE-2021-1078?

Medium severity. CVSS v3 base score is 5.5 out of 10.

NULL pointer dereference in NVIDIA GPU Display Driver

CVE-2021-1078

NVIDIA Windows GPU Display Driver for Windows, all versions, contains a vulnerability in the kernel driver (nvlddmkm.sys) where a NULL pointer dereference may lead to system crash.

Published 2021-04-21 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.002 (11.1th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 11th percentile — 11.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

NVIDIA GPU Display Driver
NVIDIA GPU Display Driver — versions All

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

References

nvidia.custhelp.com/app/answers/detail/a_id/5172 (Vendor Advisory)

Frequently asked questions

What is CVE-2021-1078?: CVE-2021-1078 is a medium-severity vulnerability in NVIDIA GPU Display Driver, classified under NULL Pointer Dereference. CVSS score: 5.5/10. Published 2021-04-21.
How severe is CVE-2021-1078?: Medium severity. CVSS v3 base score is 5.5 out of 10.