VDB
CVE-2025-47711
CVE-2025-47711
PUBLISHED
CVSS 6.5 MEDIUM
There's a flaw in the nbdkit server when handling responses from its plugins regarding the status of data blocks. If a client makes a specific request for a very large data range, and a plugin responds with an even larger single block, the nbdkit server can encounter a critical internal error, leading to a denial-of-service.
EPSS 0.38% · 30.7th percentile
Risk Scores
CVSS 3.1
6.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS Score
0.38%
30.7th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Red Hat | Red Hat Enterprise Linux 9 | |
| 1.11.10, 1.40.0, 1.42.0 | ||
| Red Hat | Red Hat Enterprise Linux 8 Advanced Virtualization | |
| redhat | enterprise_linux | 7.0, 10.0, 9.0 |
| Red Hat | Red Hat Enterprise Linux 8 | |
| Red Hat | Red Hat Enterprise Linux 10 | |
| redhat | enterprise_linux_advanced_virtualization | 8.0 |
| nbdkit_project | nbdkit | |
| Red Hat | Red Hat Enterprise Linux 8 Advanced Virtualization | |
| Red Hat | Red Hat Enterprise Linux 7 |
Timeline
- May 14, 2025 CVE Published
- Jun 9, 2025 EPSS Score
- Jun 9, 2025 PoC Published
- Jun 11, 2025 Coalition ESS Score
- Jun 20, 2025 EPSS Score
- Jun 30, 2025 EPSS Score
- Jul 11, 2025 EPSS Score
- Jul 21, 2025 EPSS Score
- Jul 29, 2025 Coalition ESS Score
- Aug 1, 2025 EPSS Score
- Aug 11, 2025 EPSS Score
- Aug 21, 2025 Coalition ESS Score