Out-of-bounds Read Affecting biosig package, versions <3.9.5-1


Severity

Recommended
0.0
critical
0
10

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Threat Intelligence

EPSS
0.51% (41st percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-BIOSIG-12194880
  • published26 Aug 2025
  • disclosed25 Aug 2025

Introduced: 25 Aug 2025

CVE-2025-52461  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade Debian:unstable biosig to version 3.9.5-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream biosig package and not the biosig package as distributed by Debian. See How to fix? for Debian:unstable relevant fixed versions and status.

An out-of-bounds read vulnerability exists in the Nex parsing functionality of The Biosig Project libbiosig 3.9.0 and Master Branch (35a819fa). A specially crafted .nex file can lead to an information leak. An attacker can provide a malicious file to trigger this vulnerability.

CVSS Base Scores

version 3.1