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Vulnerability record · CVE-2021-34381 · published 30 June 2021

CVE-2021-34381: Nvidia jetson linux integer overflow vulnerability

Nvidia · Jetson Linux

Trusty TLK contains a vulnerability in the NVIDIA TLK kernel function where a lack of checks allows the exploitation of an integer overflow on the size parameter of the tz_map_shared_mem function, which might lead to denial of service, information disclosure, or data tampering.

7.8 CVSS 3.1 High EPSS 0.21% · top 90.2% CWE-190 · Integer overflow
7.8CVSS 3.1 base score, v2 4.6
0.21%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

Trusty TLK contains a vulnerability in the NVIDIA TLK kernel function where a lack of checks allows the exploitation of an integer overflow on the size parameter of the tz_map_shared_mem function, which might lead to denial of service, information disclosure, or data tampering.

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-2021-34381), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.