Vulnerability Details CVE-2025-47712
A flaw exists in the nbdkit "blocksize" filter that can be triggered by a specific type of client request. When a client requests block status information for a very large data range, exceeding a certain limit, it causes an internal error in the nbdkit, leading to a denial of service.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 17.8%
CVSS Severity
CVSS v3 Score 4.3
References
Products affected by CVE-2025-47712
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cpe:2.3:a:nbdkit_project:nbdkit:-
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cpe:2.3:o:redhat:enterprise_linux:10.0
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cpe:2.3:o:redhat:enterprise_linux:7.0
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cpe:2.3:o:redhat:enterprise_linux:8.0
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cpe:2.3:o:redhat:enterprise_linux:9.0
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cpe:2.3:o:redhat:enterprise_linux_advanced_virtualization:8.0