Executive Summary

Informations
Name CVE-2025-26466 First vendor Publication 2025-02-28
Vendor Cve Last vendor Modification 2025-03-21

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
Calculate full CVSS 2.0 Vectors scores

Detail

A flaw was found in the OpenSSH package. For each ping packet the SSH server receives, a pong packet is allocated in a memory buffer and stored in a queue of packages. It is only freed when the server/client key exchange has finished. A malicious client may keep sending such packages, leading to an uncontrolled increase in memory consumption on the server side. Consequently, the server may become unavailable, resulting in a denial of service attack.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-26466

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-770 Allocation of Resources Without Limits or Throttling

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 9
Os 2
Os 3

Sources (Detail)

https://access.redhat.com/security/cve/CVE-2025-26466
https://bugzilla.redhat.com/show_bug.cgi?id=2345043
https://bugzilla.suse.com/show_bug.cgi?id=1237041
https://security-tracker.debian.org/tracker/CVE-2025-26466
https://security.netapp.com/advisory/ntap-20250228-0002/
https://ubuntu.com/security/CVE-2025-26466
https://www.openwall.com/lists/oss-security/2025/02/18/1
https://www.openwall.com/lists/oss-security/2025/02/18/4
https://www.qualys.com/2025/02/18/openssh-mitm-dos.txt
Source Url

Alert History

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Date Informations
2025-03-21 21:20:37
  • Multiple Updates
2025-03-07 03:10:49
  • Multiple Updates
2025-03-07 03:10:43
  • Multiple Updates
2025-03-06 21:20:38
  • Multiple Updates
2025-03-05 09:20:35
  • Multiple Updates
2025-03-05 00:20:33
  • Multiple Updates
2025-03-01 00:40:40
  • First insertion