// For flags

CVE-2023-0881

DDoS in Ubuntu package linux-bluefield

Severity Score

7.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Attend
*SSVC
Descriptions

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.

*Credits: Bodong Wang, Seth Arnold, dann frazier
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:Attend
Exploitation
None
Automatable
Yes
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2023-02-17 CVE Reserved
  • 2025-03-31 CVE Published
  • 2025-03-31 CVE Updated
  • 2025-04-01 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-20: Improper Input Validation
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Ubuntu
Search vendor "Ubuntu"
 Ubuntu Package Linux-bluefield
Search vendor "Ubuntu" for product "Ubuntu Package Linux-bluefield"
 >= 5.4.0-1001.2 < 5.4.0-1058.64
Search vendor "Ubuntu" for product "Ubuntu Package Linux-bluefield" and version " >= 5.4.0-1001.2 < 5.4.0-1058.64"
en
Affected