CVE-2025-47712CWE-190

Nbd: nbdkit: integer overflow triggers an assertion resulting in denial of service

Medium · published June 9, 2025

CVSS v3.1
6.5
EPSS
0%
Percentile
41.2
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00490 · 41.2th percentile
Weakness
CWE-190 · Integer Overflow or Wraparound
Published
2025-06-09T05:58Z
EPSS history
Timeline
  • 09 JUN 05:58Z
    Nbd: nbdkit: integer overflow triggers an assertion resulting in denial of service
    cvelistv5