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I. Basic Information for CVE-2025-47712
Vulnerability Information
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Vulnerability Title
Nbd: nbdkit: integer overflow triggers an assertion resulting in denial of service
Source: NVD (National Vulnerability Database)
Vulnerability 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.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
整数溢出或超界折返
Source: NVD (National Vulnerability Database)
Vulnerability Title
Libguestfs nbdkit 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Libguestfs nbdkit是Libguestfs社区的一个用于创建NBD（访问网络块设备的协议）服务端的应用软件。 Libguestfs nbdkit存在输入验证错误漏洞，该漏洞源于处理特定客户端请求时存在内部错误，可能导致拒绝服务攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
Red HatRed Hat Enterprise Linux 10-cpe:/o:redhat:enterprise_linux:10
Red HatRed Hat Enterprise Linux 7-cpe:/o:redhat:enterprise_linux:7
Red HatRed Hat Enterprise Linux 8-cpe:/o:redhat:enterprise_linux:8
Red HatRed Hat Enterprise Linux 8 Advanced Virtualization-cpe:/a:redhat:advanced_virtualization:8::el8
Red HatRed Hat Enterprise Linux 8 Advanced Virtualization-cpe:/a:redhat:advanced_virtualization:8::el8
Red HatRed Hat Enterprise Linux 9-cpe:/o:redhat:enterprise_linux:9
II. Public POCs for CVE-2025-47712
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III. Intelligence Information for CVE-2025-47712
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IV. Related Vulnerabilities
Same weakness: CWE-190
V. Comments for CVE-2025-47712

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