Out-of-Bounds Read Vulnerability in The Biosig Project's libbiosig Software
CVE-2025-64736

6.1MEDIUM

Key Information:

Vendor

The BiOSig Project

Status
LibbiOSig
Vendor
CVE Published:
3 March 2026

What is CVE-2025-64736?

An out-of-bounds read vulnerability has been identified in the ABF parsing functionality of The Biosig Project's libbiosig version 3.9.2 and the Master Branch. This vulnerability allows attackers to exploit specially crafted .abf files, potentially leading to information leaks. By providing a malicious file, an attacker can manipulate the software, which heightens the risk of unauthorized data exposure.

Affected Version(s)

libbiosig 3.9.2

libbiosig Master Branch (5462afb0)

References

https://talosintelligence.com/vulnerability_reports/TALOS...

CVSS V3.1

Score:
6.1
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Discovered by Mark Bereza of Cisco Talos.
.