CVE-2025-53511 — Heap-based Buffer Overflow in Biosig Project Libbiosig

CWE-122 — Heap-based Buffer Overflow7 documents6 sources
Severity
9.8CRITICALNVD
EPSS
0.3%
top 46.61%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
THE Biosig Project LibbiosigLibbiosig Project Libbiosig
Timeline
PublishedAug 25
Latest updateAug 27

Description

A heap-based buffer overflow vulnerability exists in the MFER parsing functionality of The Biosig Project libbiosig 3.9.0 and Master Branch (35a819fa). A specially crafted MFER file can lead to arbitrary code execution. An attacker can provide a malicious file to trigger this vulnerability.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages2 packages

▶CVEListV5the_biosig_project/libbiosig3.9.0, Master Branch (35a819fa)+1

🔴Vulnerability Details

3
OSV
CVE-2025-53511: A heap-based buffer overflow vulnerability exists in the MFER parsing functionality of The Biosig Project libbiosig 3↗2025-08-25
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GHSA
GHSA-fgw3-4p3f-9599: A heap-based buffer overflow vulnerability exists in the MFER parsing functionality of The Biosig Project libbiosig 3↗2025-08-25
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CVEList
CVE-2025-53511: A heap-based buffer overflow vulnerability exists in the MFER parsing functionality of The Biosig Project libbiosig 3↗2025-08-25
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📋Vendor Advisories

1
Debian
CVE-2025-53511: biosig - A heap-based buffer overflow vulnerability exists in the MFER parsing functional...↗2025
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🕵️Threat Intelligence

2
Talos
Libbiosig, Tenda, SAIL, PDF XChange, Foxit vulnerabilities↗2025-08-27
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Talos
Libbiosig, Tenda, SAIL, PDF XChange, Foxit vulnerabilities↗2025-08-27
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CVE-2025-53511 — Heap-based Buffer Overflow | cvebase