How severe is CVE-2021-1075?

CVE-2021-1075 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability high.

Is CVE-2021-1075 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-1075?

CVE-2021-1075 affects Nvidia Gpu Display Driver. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-1075?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2021-1075 published?

CVE-2021-1075 was published on 2021-04-21 and last updated on 2026-06-17.

CVE-2021-1075

CVE-2021-1075 is a high-severity vulnerability in Nvidia Gpu Display Driver with a CVSS 3.x base score of 7.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-476.

Key facts

Severity: High (CVSS 3.x base score 7.3)
CVSS v2: 5.6
EPSS exploit prediction: 0% (16th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-476
Affected product: Nvidia Gpu Display Driver
Published: 2021-04-21
Last modified: 2026-06-17

Description

NVIDIA Windows GPU Display Driver for Windows, all versions, contains a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgkDdiEscape where the program dereferences a pointer that contains a location for memory that is no longer valid, which may lead to code execution, denial of service, or escalation of privileges. Attacker does not have any control over the information and may conduct limited data modification.

Frequently asked questions

What is CVE-2021-1075?: NVIDIA Windows GPU Display Driver for Windows, all versions, contains a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgkDdiEscape where the program dereferences a pointer that contains a location for memory that is no longer valid, which may lead to code execution, denial of service, or escalation of privileges. Attacker does not have any control over the information and may conduct limited data modification.
How severe is CVE-2021-1075?: CVE-2021-1075 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability high.
Is CVE-2021-1075 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-1075?: CVE-2021-1075 affects Nvidia Gpu Display Driver. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-1075?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-1075 published?: CVE-2021-1075 was published on 2021-04-21 and last updated on 2026-06-17.

References

https://nvidia.custhelp.com/app/answers/detail/a_id/5172

Affected products (1)

cpe:2.3:a:nvidia:gpu_display_driver:*:*:*:*:*:windows:*:*

More vulnerabilities in Nvidia Gpu Display Driver

CVE-2026-24187 — High (CVSS 8.8): NVIDIA Display Driver for Linux contains a vulnerability where an attacker could cause a use-after-free. A successful…
CVE-2023-0184 — High (CVSS 8.8): NVIDIA GPU Display Driver for Windows and Linux contains a vulnerability in the kernel mode layer handler which may…
CVE-2022-34671 — High (CVSS 8.5): NVIDIA GPU Display Driver for Windows contains a vulnerability in the user-mode layer, where an unprivileged user can…
CVE-2022-28182 — High (CVSS 8.5): NVIDIA GPU Display Driver for Windows contains a vulnerability in the DirectX11 user mode driver (nvwgf2um/x.dll),…
CVE-2022-28181 — High (CVSS 8.5): NVIDIA GPU Display Driver for Windows and Linux contains a vulnerability in the kernel mode layer, where an…
CVE-2026-24194 — High (CVSS 7.8): NVIDIA Display Driver for Linux contains a vulnerability in a kernel mode layer handler, where a user could cause…

All CVEs affecting Nvidia Gpu Display Driver →

Other CWE-476 (NULL Pointer Dereference) vulnerabilities

CVE-2022-36648 — Critical (CVSS 10.0): The hardware emulation in the of_dpa_cmd_add_l2_flood of rocker device model in QEMU, as used in 7.0.0 and earlier,…
CVE-2020-14500 — Critical (CVSS 10.0): Secomea GateManager all versions prior to 9.2c, An attacker can send a negative value and overwrite arbitrary data.
CVE-2010-2495 — Critical (CVSS 10.0): The pppol2tp_xmit function in drivers/net/pppol2tp.c in the L2TP implementation in the Linux kernel before 2.6.34 does…
CVE-2026-46195 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: smb: client: validate dacloffset before building…
CVE-2026-31657 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: batman-adv: hold claim backbone gateways by…
CVE-2026-31436 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: fix possible wrong descriptor…

Browse all CWE-476 (NULL Pointer Dereference) vulnerabilities →