CVE-2021-34405

CVE-2021-34405 is a medium-severity vulnerability in Nvidia Shield Experience 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-252.

Key facts

Description

NVIDIA Linux distributions contain a vulnerability in TrustZone’s TEE_Malloc function, where an unchecked return value causing a null pointer dereference may lead to denial of service.

Frequently asked questions

What is CVE-2021-34405?
NVIDIA Linux distributions contain a vulnerability in TrustZone’s TEE_Malloc function, where an unchecked return value causing a null pointer dereference may lead to denial of service.
How severe is CVE-2021-34405?
CVE-2021-34405 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-2021-34405 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-34405?
CVE-2021-34405 affects Nvidia Shield Experience. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-34405?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-34405 published?
CVE-2021-34405 was published on 2022-01-18 and last updated on 2026-06-17.

References

Affected products (1)

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