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01 Record

CVE-2021-34390

Trusty contains a vulnerability in the NVIDIA TLK kernel function where a lack of checks allows the exploitation of an integer overflow through a specific SMC call that is triggered by the user, which

MediumPUBLISHEDCNA: nvidia
CNA base score5.3 CVSS v3.xCVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:N/I:N/A:H
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02 Description

Trusty contains a vulnerability in the NVIDIA TLK kernel function where a lack of checks allows the exploitation of an integer overflow through a specific SMC call that is triggered by the user, which

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
0.19% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 8.8% of scored records. A rank, not a probability.
NVD base score
5.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2021-06-22 21:25Z5 YR AGO
Last updated
2024-08-04 00:12Z2 YR AGO
Reserved
2021-06-09
Assigning CNA
nvidia
Record state
PUBLISHED
Severity
Medium (CVSS 5.3)
CNA CVSS vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:N/I:N/A:H
Weaknesses
  • CWE-190Integer Overflow or WraparoundBase
Data version
5.1
Document digest
727bbc3b776a770ee8131b9bc89f283da6ab1a207edba219839fc943c9f2a0ee

05 Affected products

VendorProductVersionsPlatforms
NVIDIANVIDIA Jetson TX1All Jetson Linux versions prior to r32.5.1—

06 References