CVE-2021-34403: Use After Free

Published Jan 18, 2022
·
Updated

NVIDIA Linux distributions contain a vulnerability in nvmap ioctl, which allows any user with a local account to exploit a use-after-free condition, leading to code privilege escalation, loss of confidentiality and integrity, or denial of service.

Affected Software

2 affected components
Nvidia Shield Experience<9.0
Google Android

Event History

Jan 18, 2022
CVE Published
via MITRE·06:05 PM
Data Sourced
via MITRE·06:05 PM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is CVE-2021-34403?

CVE-2021-34403 is a vulnerability in NVIDIA Linux distributions that allows any user with a local account to exploit a use-after-free condition, leading to code privilege escalation, loss of confidentiality and integrity, or denial of service.

2

How severe is the vulnerability CVE-2021-34403?

The severity of CVE-2021-34403 is rated as high with a CVSS score of 7.8.

3

Which software is affected by CVE-2021-34403?

NVIDIA Linux distributions, specifically Nvidia Shield Experience up to version 9.0, are affected by CVE-2021-34403.

4

How can an attacker exploit CVE-2021-34403?

An attacker with a local account can exploit CVE-2021-34403 by leveraging the nvmap ioctl vulnerability to execute arbitrary code and escalate privileges.

5

How can I fix the vulnerability CVE-2021-34403?

To fix the vulnerability CVE-2021-34403, users should apply the necessary security updates provided by NVIDIA.

Contact

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