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01 Record

CVE-2021-34386

Trusty TLK contains a vulnerability in the NVIDIA TLK kernel where an integer overflow in the calloc size calculation can cause the multiplication of count and size can overflow, which might lead to

MediumPUBLISHEDCNA: nvidia
CNA base score6.3 CVSS v3.xCVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H
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02 Description

Trusty TLK contains a vulnerability in the NVIDIA TLK kernel where an integer overflow in the calloc size calculation can cause the multiplication of count and size can overflow, which might lead to

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
0.20% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 10.6% of scored records. A rank, not a probability.
NVD base score
6.7 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/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
2021-06-21 21:35Z5 YR AGO
Last updated
2024-08-04 00:12Z2 YR AGO
Reserved
2021-06-09
Assigning CNA
nvidia
Record state
PUBLISHED
Severity
Medium (CVSS 6.3)
CNA CVSS vector
CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H
Weaknesses
  • CWE-190Integer Overflow or WraparoundBase
Data version
5.1
Document digest
0686c3e61f055fd2af7ba87dd8ea88baa9b37f9f9f6798cccef244b2fee3b8b4

05 Affected products

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

06 References