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CVE-2022-21819

HIGH
Published 2022-03-11T00:00:00
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Expert Analysis

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CVSS Score

V3.1
7.6
/10
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.001
probability
of exploitation in the wild

There is a 0.1% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.284
Higher than 28.4% of all CVEs

Attack Vector Metrics

Attack Vector
PHYSICAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED

Impact Metrics

Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

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.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

NVIDIA

Jetson Nano, Jetson Nano 2GB

Affected Versions:

All 32.x versions prior to 32.7.1

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed HIGH

GHSA-5q8q-7qqw-cmj3

Advisory Details

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.

CVSS Scoring

CVSS Score

7.5

CVSS Vector

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2022-21819
WEB https://nvidia.custhelp.com/app/answers/detail/a_id/5321
WEB https://www.thegoodpenguin.co.uk/blog/pcie-dma-attack-against-a-secured-jetson-nano-cve-2022-21819

Advisory provided by GitHub Security Advisory Database. Published: March 12, 2022, Modified: May 8, 2024

References

https://nvidia.custhelp.com/app/answers/detail/a_id/5321
https://www.thegoodpenguin.co.uk/blog/pcie-dma-attack-against-a-secured-jetson-nano-cve-2022-21819/
Published: 2022-03-11T00:00:00
Last Modified: 2024-08-03T02:53:36.253Z
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