How severe is CVE-2021-34401?

CVE-2021-34401 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-34401 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-34401?

CVE-2021-34401 affects Nvidia Shield Experience. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-34401?

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-2021-34401 published?

CVE-2021-34401 was published on 2022-01-18 and last updated on 2026-06-17.

CVE-2021-34401

CVE-2021-34401 is a high-severity vulnerability in Nvidia Shield Experience with a CVSS 3.x base score of 7.8. 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-284.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 4.6
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-284
Affected product: Nvidia Shield Experience
Published: 2022-01-18
Last modified: 2026-06-17

Description

NVIDIA Linux kernel distributions contain a vulnerability in nvmap NVGPU_IOCTL_CHANNEL_SET_ERROR_NOTIFIER, where improper access control may lead to code execution, compromised integrity, or denial of service.

Frequently asked questions

What is CVE-2021-34401?: NVIDIA Linux kernel distributions contain a vulnerability in nvmap NVGPU_IOCTL_CHANNEL_SET_ERROR_NOTIFIER, where improper access control may lead to code execution, compromised integrity, or denial of service.
How severe is CVE-2021-34401?: CVE-2021-34401 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-34401 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-34401?: CVE-2021-34401 affects Nvidia Shield Experience. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-34401?: 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-2021-34401 published?: CVE-2021-34401 was published on 2022-01-18 and last updated on 2026-06-17.

References

https://nvidia.custhelp.com/app/answers/detail/a_id/5259

Affected products (1)

cpe:2.3:a:nvidia:shield_experience:*:*:*:*:*:*:*:*

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