CVE-2023-0881

Name: CVE-2023-0881
Creator: NVD / NIST
Published: 2025-03-31T14:15:18.09+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.38%

Last modified Jun 17, 2026

CVE-2023-0881 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Running DDoS on tcp port 22 will trigger a kernel crash. This issue is introduced by the backport of a commit regarding nft_lookup without the subsequent fixes that were introduced after this commit. EPSS estimates a 0.38% chance of exploitation in the next 30 days.

Description

Running DDoS on tcp port 22 will trigger a kernel crash. This issue is introduced by the backport of a commit regarding nft_lookup without the subsequent fixes that were introduced after this commit. The resolution of this CVE introduces those commits to the linux-bluefield package.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

0.38%

29.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Canonical	Linux-Bluefield	< 5.4.0-1058.64

References

https://bugs.launchpad.net/ubuntu/+source/linux-bluefield/+bug/2006397Exploit, Issue Tracking

Timeline

Published: Mar 31, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2023-0881?

How severe is CVE-2023-0881?

CVE-2023-0881 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.38% probability of exploitation in the next 30 days.

How do I fix CVE-2023-0881?

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-2023-0881?

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

Scan your code now

Source: NVD / NIST