PT-2021-20502 · Nvidia · Nvidia Trusty

Frédéric Perriot · Published 2021-06-21 · Updated 2021-08-25 · CVE-2021-34389

Positive Technologies (AI Summary)

CVSS v3.1

5.0

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions: NVIDIA Trusty (affected versions not specified)

Description: The issue is related to an incorrect bounds check in the NVIDIA OTE protocol message parsing code, present in all Trusty TAs. This can allow a local user, through a malicious client, to access memory from the heap in the TrustZone, potentially leading to information disclosure.

Recommendations: At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Memory Leak

Weakness Enumeration

CWE-401

Related Identifiers

CVE-2021-34389

Affected Products

Nvidia Trusty

References · 5

• https://osv.dev/vulnerability/CVE-2021-34389 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-34389 · Security Note
• https://nvidia.custhelp.com/app/answers/detail/a_id/5205 · Vendor Advisory
• https://t.me/cvenotify/16811 · Telegram Post
• https://t.me/cvenotify/17785 · Telegram Post