CVE-2021-33061: Medium severity intel 82599 firmware vulnerability

Published Feb 9, 2022
·
Updated

Insufficient control flow management for the Intel(R) 82599 Ethernet Controllers and Adapters may allow an authenticated user to potentially enable denial of service via local access.

Affected Software

13 affected componentsFixes available
Intel 82599en Firmware<5.13.4
Intel 82599en
Intel 82599eb Firmware<5.13.4
Intel 82599eb
Intel 82599es Firmware<5.13.4
Intel 82599es
All of the following
Intel 82599en Firmware<5.13.4
Intel 82599en
All of the following
Intel 82599eb Firmware<5.13.4
Intel 82599eb
All of the following
Intel 82599es Firmware<5.13.4
Intel 82599es
debian/linux<=5.10.223-1, <=5.10.234-1
6.1.129-16.1.135-16.12.25-16.12.27-1

Event History

Feb 9, 2022
CVE Published
via MITRE·10:04 PM
Data Sourced
via MITRE·10:04 PM
DescriptionWeakness
Data Sourced
via NVD·11:15 PM
DescriptionSeverityAffected Software
Jan 11, 2024
Data Sourced
via Launchpad·11:56 PM
Description
Apr 28, 2025
Data Sourced
via Ubuntu·04:30 AM
RemedyDescriptionSeverityAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2021-33061?

CVE-2021-33061 has a moderate severity rating due to potential denial of service via local access by an authenticated user.

2

How do I fix CVE-2021-33061?

To fix CVE-2021-33061, ensure that you update the affected Intel 82599 Ethernet Controllers and relevant firmware to the latest versions that address this vulnerability.

3

Which systems are affected by CVE-2021-33061?

CVE-2021-33061 affects Intel 82599 Ethernet Controllers and specific versions of the Linux kernel in Debian.

4

Is CVE-2021-33061 exploit remote or local?

CVE-2021-33061 requires local access for exploitation, as the vulnerability can only be triggered by an authenticated user.

5

What types of attacks can CVE-2021-33061 enable?

CVE-2021-33061 can enable denial of service attacks, potentially disrupting network operations.

Contact

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