CVE-2025-66047: Buffer Overflow

Published Dec 11, 2025
·
Updated

Several stack-based buffer overflow vulnerabilities exists in the MFER parsing functionality of The Biosig Project libbiosig 3.9.1. A specially crafted MFER file can lead to arbitrary code execution. An attacker can provide a malicious file to trigger these vulnerabilities.When Tag is 131

Affected Software

2 affected components
The Biosig Project libbiosig
Libbiosig Project Libbiosig<3.9.2

Event History

Dec 11, 2025
CVE Published
via MITRE·04:43 PM
Data Sourced
via MITRE·04:43 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·05:15 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-66047?

CVE-2025-66047 is considered a critical severity vulnerability due to its potential for arbitrary code execution.

2

How do I fix CVE-2025-66047?

To fix CVE-2025-66047, update The Biosig Project libbiosig to the latest version provided by the vendor.

3

What causes CVE-2025-66047?

CVE-2025-66047 is caused by stack-based buffer overflow vulnerabilities in the MFER parsing functionality.

4

Who is affected by CVE-2025-66047?

Any user of The Biosig Project libbiosig version 3.9.1 is potentially affected by CVE-2025-66047.

5

Can CVE-2025-66047 be exploited remotely?

Yes, CVE-2025-66047 can be exploited remotely if an attacker provides a specially crafted MFER file.

Contact

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