Memory Leak Vulnerability in Libsndfile Audio Processing Library
CVE-2025-56226

5.3MEDIUM

Key Information:

Vendor

Libsndfile

Status
Libsndfile
Vendor
CVE Published:
14 January 2026

What is CVE-2025-56226?

Libsndfile versions up to 1.2.2 contain a vulnerability in the mpeg_l3_encoder_init() function, leading to a memory leak. This flaw can potentially allow malicious exploitation that exhausts available system memory, affecting the performance and reliability of applications relying on this audio processing library. It is crucial for developers and users of Libsndfile to be aware of this issue and to update to the latest version to mitigate the risks associated with this vulnerability.

References

https://github.com/libsndfile/libsndfile/issues/1089
https://gist.github.com/Sisyphus-wang/f9e6e017b7d478bebee...

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.