CVE-2025-47712 — Integer Overflow or Wraparound in Project Nbdkit

CWE-190 — Integer Overflow or WraparoundCWE-476 — NULL Pointer Dereference8 documents7 sources
Severity
6.5MEDIUMNVD
EPSS
0.3%
top 49.30%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Nbdkit Project Nbdkit
Timeline
PublishedJun 9
Latest updateJun 10

Description

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 2.8 | Impact: 3.6

Affected Packages1 packages

▶Debiannbdkit_project/nbdkit< 1.42.3-1+1

🔴Vulnerability Details

3
OSV
CVE-2025-47712: A flaw exists in the nbdkit "blocksize" filter that can be triggered by a specific type of client request↗2025-06-09
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CVEList
Nbd: nbdkit: integer overflow triggers an assertion resulting in denial of service↗2025-06-09
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GHSA
GHSA-fpfc-3gjg-hfhp: A flaw exists in the nbdkit "blocksize" filter that can be triggered by a specific type of client request↗2025-06-09
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📋Vendor Advisories

4
Microsoft
Nbd: nbdkit: integer overflow triggers an assertion resulting in denial of service↗2025-06-10
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Red Hat
nbd: nbdkit: Integer overflow triggers an assertion resulting in Denial of Service↗2025-04-23
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Debian
CVE-2025-47712: nbdkit - A flaw exists in the nbdkit "blocksize" filter that can be triggered by a specif...↗2025
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Microsoft
wifi: wilc1000: fix potential RCU dereference issue in wilc_parse_join_bss_param↗2024-10-08
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CVE-2025-47712 — Integer Overflow or Wraparound | cvebase