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CVE-2021-34389

MEDIUMCVSS 5/10EPSS 0.26%

Last modified

CVE-2021-34389 is a medium-severity vulnerability rated 5/10 on the CVSS scale. Trusty contains a vulnerability in NVIDIA OTE protocol message parsing code, which is present in all the TAs. An incorrect bounds check can allow a local user through a malicious client to access memory from the heap in the TrustZone, which may lead to information disclosure.. EPSS estimates a 0.26% chance of exploitation in the next 30 days.

Description

Trusty contains a vulnerability in NVIDIA OTE protocol message parsing code, which is present in all the TAs. An incorrect bounds check can allow a local user through a malicious client to access memory from the heap in the TrustZone, which may lead to information disclosure.

Metrics

CVSS 3.1
5/10

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

EPSS Probability
0.26%

16.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
NvidiaJetson Linux< 32.5.1

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-34389?
Trusty contains a vulnerability in NVIDIA OTE protocol message parsing code, which is present in all the TAs. An incorrect bounds check can allow a local user through a malicious client to access memory from the heap in the TrustZone, which may lead to information disclosure.
How severe is CVE-2021-34389?
CVE-2021-34389 has a CVSS score of 5/10 (MEDIUM severity). The EPSS model estimates a 0.26% probability of exploitation in the next 30 days.
How do I fix CVE-2021-34389?
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-2021-34389?

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

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Source: NVD / NIST