How severe is CVE-2022-21815?

CVE-2022-21815 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2022-21815 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-21815?

CVE-2022-21815 primarily affects Nvidia Cloud Gaming Guest. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-21815?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2022-21815 published?

CVE-2022-21815 was published on 2022-02-07 and last updated on 2026-06-17.

CVE-2022-21815

CVE-2022-21815 is a medium-severity vulnerability in Nvidia Cloud Gaming Guest with a CVSS 3.x base score of 5.5. 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: Medium (CVSS 3.x base score 5.5)
CVSS v2: 4.9
EPSS exploit prediction: 0% (11th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-476
Affected product: Nvidia Cloud Gaming Guest
Published: 2022-02-07
Last modified: 2026-06-17

Description

NVIDIA GPU Display Driver for Windows contains a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for private IOCTLs where a NULL pointer dereference in the kernel, created within user mode code, may lead to a denial of service in the form of a system crash.

Frequently asked questions

What is CVE-2022-21815?: NVIDIA GPU Display Driver for Windows contains a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for private IOCTLs where a NULL pointer dereference in the kernel, created within user mode code, may lead to a denial of service in the form of a system crash.
How severe is CVE-2022-21815?: CVE-2022-21815 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2022-21815 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-21815?: CVE-2022-21815 primarily affects Nvidia Cloud Gaming Guest. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-21815?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-21815 published?: CVE-2022-21815 was published on 2022-02-07 and last updated on 2026-06-17.

References

https://nvidia.custhelp.com/app/answers/detail/a_id/5312

Affected products (9)

cpe:2.3:a:nvidia:cloud_gaming_guest:-:*:*:*:*:*:*:*
cpe:2.3:a:nvidia:geforce:-:*:*:*:*:*:*:*
cpe:2.3:a:nvidia:gpu_display_driver:-:*:*:*:*:*:*:*
cpe:2.3:a:nvidia:nvs:-:*:*:*:*:*:*:*
cpe:2.3:a:nvidia:quadro:-:*:*:*:*:*:*:*
cpe:2.3:a:nvidia:rtx:-:*:*:*:*:*:*:*
cpe:2.3:a:nvidia:studio:-:*:*:*:*:*:*:*
cpe:2.3:a:nvidia:tesla:-:*:*:*:*:*:*:*
cpe:2.3:a:nvidia:virtual_gpu:-:*:*:*:*:*:*:*

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