CVE-2025-50950
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-10-23

Last updated on: 2025-10-28

Assigner: MITRE

Description
Audiofile v0.3.7 was discovered to contain a NULL pointer dereference via the ModuleState::setup function.
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Meta Information
Published
2025-10-23
Last Modified
2025-10-28
Generated
2026-06-16
AI Q&A
2025-10-23
EPSS Evaluated
2026-06-15
NVD
CVE-2025-50950
EUVD
EUVD-2025-35696
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
audiofile audiofile 0.3.7
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-476 The product dereferences a pointer that it expects to be valid but is NULL.
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Executive Summary

CVE-2025-50950 is a null pointer dereference vulnerability in the audiofile project, specifically in the function ModuleState::setup. The function attempts to access a member of a FileModule struct through a null pointer, causing the application to crash with a segmentation fault when processing certain malformed audio files. [1]

Impact Analysis

This vulnerability can cause a denial of service by crashing the application when it processes specially crafted malformed audio files, potentially disrupting service or functionality relying on the audiofile library. [1]

Detection Guidance

This vulnerability can be detected by running the vulnerable `sfconvert` utility with a specially crafted proof-of-concept (poc) audio file that triggers the null pointer dereference and causes a crash. Detection involves monitoring for segmentation faults (SEGV) in `sfconvert` during processing. Additionally, compiling the audiofile project with AddressSanitizer enabled using flags `-g -O0 -fsanitize=address,undefined` and running tests can help identify the issue. Example commands include compiling with `afl-gcc` or `afl-g++` using these flags and executing `./sfconvert poc_file` to observe crashes. [1]

Mitigation Strategies

Immediate mitigation steps include avoiding the use of the vulnerable `sfconvert` utility on untrusted or malformed audio files to prevent crashes. Since no patches or fixes are provided, restricting access to the utility and monitoring for crashes can reduce impact. Consider running the utility in a controlled environment or sandbox to limit denial of service effects. Await official patches or updates from the audiofile project for a permanent fix. [1]

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