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CVE-2025-47256

Quick assessment

Affected
Libxmp Libxmp
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Libxmp是Libxmp开源的一个将模块文件呈现为PCM数据的库。 Libxmp 4.6.2及之前版本存在安全漏洞，该漏洞源于loaders/prowizard/pha.c中depack_pha存在栈缓冲区溢出。

CVSS 5.6 · Medium EPSS 0.31% · P22

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2025-47256

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Libxmp through 4.6.2 has a stack-based buffer overflow in depack_pha in loaders/prowizard/pha.c via a malformed Pha format tracker module in a .mod file.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
整数下溢(超界折返)
Source: CVE Program / CVE List V5
Vulnerability Title
Libxmp 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Libxmp是Libxmp开源的一个将模块文件呈现为PCM数据的库。 Libxmp 4.6.2及之前版本存在安全漏洞，该漏洞源于loaders/prowizard/pha.c中depack_pha存在栈缓冲区溢出。
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

Vendor Product Affected Versions CPE Subscribe
Libxmp Libxmp 0 ~ 4.6.2 -

II. Public POCs for CVE-2025-47256

# POC Description Source Link Shenlong Link
1 Stack overflow in LibXMP https://github.com/SexyShoelessGodofWar/CVE-2025-47256 POC Details
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III. Intelligence Information for CVE-2025-47256

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IV. Related Vulnerabilities

Same product: Libxmp
Same vendor: Libxmp
Same weakness: CWE-191

V. Comments for CVE-2025-47256

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