2345043 – (CVE-2025-26466) CVE-2025-26466 openssh: Denial-of-service in OpenSSH

Bug 2345043 (CVE-2025-26466) - CVE-2025-26466 openssh: Denial-of-service in OpenSSH

Summary: CVE-2025-26466 openssh: Denial-of-service in OpenSSH

Keywords:
Status:	NEW
Alias:	CVE-2025-26466
Deadline:	2025-02-18
Product:	Security Response
Classification:	Other
Component:	vulnerability
Sub Component:
Version:	unspecified
Hardware:	All
OS:	Linux
Priority:	medium
Severity:	medium
Target Milestone:	---
Assignee:	Product Security DevOps Team
QA Contact:
Docs Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+	depends on / blocked

Reported:	2025-02-11 19:55 UTC by OSIDB Bzimport
Modified:	2025-04-06 19:17 UTC (History)
CC List:	8 users (show)
Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments	(Terms of Use)

Description OSIDB Bzimport 2025-02-11 19:55:32 UTC

The OpenSSH client and server are vulnerable to a pre-authentication denial-of-service attack: an asymmetric resource consumption of both memory and CPU.

Comment 2 Sandipan Roy 2025-02-18 11:10:10 UTC

Making it Public as https://seclists.org/oss-sec/2025/q1/144

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