Vulnerability Details 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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 43.7%
CVSS Severity
CVSS v3 Score 7.6
CVSS v2 Score 4.6
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/
- 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/
Products affected by CVE-2022-21819
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cpe:2.3:h:nvidia:jetson_nano:-
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cpe:2.3:h:nvidia:jetson_nano_2gb:-
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cpe:2.3:o:nvidia:jetson_linux:32.1
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cpe:2.3:o:nvidia:jetson_linux:32.2
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cpe:2.3:o:nvidia:jetson_linux:32.2.1
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cpe:2.3:o:nvidia:jetson_linux:32.2.3
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cpe:2.3:o:nvidia:jetson_linux:32.3.1
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cpe:2.3:o:nvidia:jetson_linux:32.4.2
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cpe:2.3:o:nvidia:jetson_linux:32.4.3
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cpe:2.3:o:nvidia:jetson_linux:32.4.4
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cpe:2.3:o:nvidia:jetson_linux:32.5
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cpe:2.3:o:nvidia:jetson_linux:32.5.1
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cpe:2.3:o:nvidia:jetson_linux:32.5.2
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cpe:2.3:o:nvidia:jetson_linux:32.6.1