Integer Overflow Vulnerability in Biosig Project's Library
CVE-2025-52581

9.8CRITICAL

Key Information:

Vendor

The BiOSig Project

Status
LibbiOSig
Vendor
CVE Published:
25 August 2025

What is CVE-2025-52581?

An integer overflow vulnerability has been detected in the GDF parsing functionality of the Biosig Project's libbiosig, specifically in versions 3.9.0 and the Master Branch (35a819fa). This flaw allows attackers to craft a malicious GDF file that, when processed, can trigger arbitrary code execution within the application. This poses a significant risk, as an attacker could manipulate the input file to exploit this vulnerability and execute unauthorized commands, potentially compromising the integrity and security of the system.

Affected Version(s)

libbiosig 3.9.0

libbiosig Master Branch (35a819fa)

References

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

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Discovered by Mark Bereza and Lilith >_> of Cisco Talos.
.
CVE-2025-52581 : Integer Overflow Vulnerability in Biosig Project's Library