CVE-2021-34397

Name: CVE-2021-34397
Creator: NVD / NIST
Published: 2021-06-22T22:15:09.457+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

LOWCVSS 2.3/10EPSS 0.20%

Last modified Jun 17, 2026

CVE-2021-34397 is a low-severity vulnerability rated 2.3/10 on the CVSS scale. Bootloader contains a vulnerability in NVIDIA MB2, which may cause free-the-wrong-heap, which may lead to limited denial of service.. EPSS estimates a 0.20% chance of exploitation in the next 30 days.

Description

Bootloader contains a vulnerability in NVIDIA MB2, which may cause free-the-wrong-heap, which may lead to limited denial of service.

Metrics

CVSS 3.1

2.3/10

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

EPSS Probability

0.20%

10.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Nvidia	Jetson Linux	< 32.5.1

References

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

Timeline

Published: Jun 22, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-34397?

Bootloader contains a vulnerability in NVIDIA MB2, which may cause free-the-wrong-heap, which may lead to limited denial of service.

How severe is CVE-2021-34397?

CVE-2021-34397 has a CVSS score of 2.3/10 (LOW severity). The EPSS model estimates a 0.20% probability of exploitation in the next 30 days.

How do I fix CVE-2021-34397?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-34397?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST