How severe is CVE-2022-21819?

CVE-2022-21819 has a CVSS 3.x base score of 7.6, rated high severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-21819 being actively exploited?

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

What products are affected by CVE-2022-21819?

CVE-2022-21819 affects Nvidia Jetson Linux. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-21819?

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-2022-21819 published?

CVE-2022-21819 was published on 2022-03-11 and last updated on 2026-06-17.

CVE-2022-21819

CVE-2022-21819 is a high-severity vulnerability in Nvidia Jetson Linux with a CVSS 3.x base score of 7.6. 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-732.

Key facts

Severity: High (CVSS 3.x base score 7.6)
CVSS v2: 4.6
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-732
Affected product: Nvidia Jetson Linux
Published: 2022-03-11
Last modified: 2026-06-17

Description

NVIDIA distributions of Jetson Linux contain a vulnerability where an error in the IOMMU configuration may allow an unprivileged attacker with physical access to the board direct read/write access to the entire system address space through the PCI bus. Such an attack could result in denial of service, code execution, escalation of privileges, and impact to data integrity and confidentiality. The scope impact may extend to other components.

Frequently asked questions

What is CVE-2022-21819?: NVIDIA distributions of Jetson Linux contain a vulnerability where an error in the IOMMU configuration may allow an unprivileged attacker with physical access to the board direct read/write access to the entire system address space through the PCI bus. Such an attack could result in denial of service, code execution, escalation of privileges, and impact to data integrity and confidentiality. The scope impact may extend to other components.
How severe is CVE-2022-21819?: CVE-2022-21819 has a CVSS 3.x base score of 7.6, rated high severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-21819 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-21819?: CVE-2022-21819 affects Nvidia Jetson Linux. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-21819?: 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-2022-21819 published?: CVE-2022-21819 was published on 2022-03-11 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:nvidia:jetson_linux:*:*:*:*:*:*:*:*

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