Denial-of-Service Vulnerability in nbdkit Server Affecting Red Hat
CVE-2025-47711

6.5MEDIUM

Key Information:

Status
Red Hat Enterprise Linux 10
Red Hat Enterprise Linux 7
Red Hat Enterprise Linux 8
Vendor
CVE Published:
9 June 2025

What is CVE-2025-47711?

A vulnerability exists in the nbdkit server that can lead to a denial-of-service scenario. When a client sends a request for a large data range, if a plugin responds with an excessively large data block, it can trigger a severe internal error within the nbdkit server. This flaw can disrupt service availability, making the server unable to respond to legitimate requests effectively.

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References

https://access.redhat.com/security/cve/CVE-2025-47711
vdb-entryx_refsource_REDHAT
https://bugzilla.redhat.com/show_bug.cgi?id=2365687
issue-trackingx_refsource_REDHAT

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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