CVE-2025-64736 PUBLISHED

Assigner: talos
Reserved: 16.12.2025 Published: 03.03.2026 Updated: 03.03.2026

An out-of-bounds read vulnerability exists in the ABF parsing functionality of The Biosig Project libbiosig 3.9.2 and Master Branch (5462afb0). A specially crafted .abf file can lead to an information leak. An attacker can provide a malicious file to trigger this vulnerability.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:L
CVSS Score: 6.1

Attack Vector	Local	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	None	Integrity Impact	None
User Interaction	Required	Availability Impact	Low

CVSS 3.1

Product Status

Vendor	The Biosig Project
Product	libbiosig
Versions	Version 3.9.2 is affected Version Master Branch (5462afb0) is affected

Credits

Discovered by Mark Bereza of Cisco Talos.

References

https://talosintelligence.com/vulnerability_reports/TALOS-2025-2323

Problem Types

CWE-125: Out-of-bounds Read CWE