Integer Overflow Vulnerability in Biosig Project's libbiosig by Biosig Project
CVE-2025-53518

9.8CRITICAL

Key Information:

Vendor

The BiOSig Project

Status
LibbiOSig
Vendor
CVE Published:
25 August 2025

What is CVE-2025-53518?

An integer overflow vulnerability in the ABF file parsing functionality of the libbiosig library allows attackers to exploit specially crafted ABF files. This could lead to arbitrary code execution if a malicious file is processed, potentially compromising the integrity of the system. Users of libbiosig versions 3.9.0 and the Master Branch should be vigilant against this vulnerability to safeguard their applications from exploitation.

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-2025-53518 : Integer Overflow Vulnerability in Biosig Project's libbiosig by Biosig Project