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Vulnerability record · CVE-2021-34380 · published 30 June 2021

CVE-2021-34380: Nvidia jetson linux out-of-bounds write vulnerability

Nvidia · Jetson Linux

Bootloader contains a vulnerability in NVIDIA MB2 where potential heap overflow might cause corruption of the heap metadata, which might lead to arbitrary code execution, denial of service, and information disclosure during secure boot.

7.8 CVSS 3.1 High EPSS 0.25% · top 85.5% CWE-787 · Out-of-bounds write
7.8CVSS 3.1 base score, v2 4.6
0.25%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

Bootloader contains a vulnerability in NVIDIA MB2 where potential heap overflow might cause corruption of the heap metadata, which might lead to arbitrary code execution, denial of service, and information disclosure during secure boot.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://nvidia.custhelp.com/app/answers/detail/a_id/5205 Vendor Advisory
https://nvidia.custhelp.com/app/answers/detail/a_id/5205 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2021-34380), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.