How severe is CVE-2021-34402?

CVE-2021-34402 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-34402 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-34402?

CVE-2021-34402 affects Nvidia Shield Experience. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-34402?

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

When was CVE-2021-34402 published?

CVE-2021-34402 was published on 2022-01-18 and last updated on 2026-06-17.

CVE-2021-34402

CVE-2021-34402 is a medium-severity vulnerability in Nvidia Shield Experience with a CVSS 3.x base score of 6.7. 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-125.

Key facts

Severity: Medium (CVSS 3.x base score 6.7)
CVSS v2: 4.6
EPSS exploit prediction: 0% (20th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-125
Affected product: Nvidia Shield Experience
Published: 2022-01-18
Last modified: 2026-06-17

Description

NVIDIA Tegra kernel driver contains a vulnerability in NVIDIA NVDEC, where a user with high privileges might be able to read from or write to a memory location that is outside the intended boundary of the buffer, which may lead to denial of service, Information disclosure, loss of Integrity, or possible escalation of privileges.

Frequently asked questions

What is CVE-2021-34402?: NVIDIA Tegra kernel driver contains a vulnerability in NVIDIA NVDEC, where a user with high privileges might be able to read from or write to a memory location that is outside the intended boundary of the buffer, which may lead to denial of service, Information disclosure, loss of Integrity, or possible escalation of privileges.
How severe is CVE-2021-34402?: CVE-2021-34402 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-34402 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-34402?: CVE-2021-34402 affects Nvidia Shield Experience. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-34402?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-34402 published?: CVE-2021-34402 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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