PT-2025-34623 · Libbiosig+1 · Libbiosig+1

Mark Bereza · Published 2025-01-01 · Updated 2025-08-29 · CVE-2025-52461

Positive Technologies (AI Summary)

CVSS v3.1

9.1

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Name of the Vulnerable Software and Affected Versions: libbiosig versions 3.9.0 and Master Branch (35a819fa)

Description: An out-of-bounds read issue exists in the Nex parsing functionality of libbiosig. A specially crafted .nex file can lead to an information leak. An attacker can provide a malicious file to trigger this issue.

Recommendations: At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

CVE-2025-52461

Affected Products

Debian

Libbiosig

References · 13

• 🔥 https://talosintelligence.com/vulnerability_reports/TALOS-2025-2238 · Exploit
• https://ubuntu.com/security/CVE-2025-52461 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2025-52461 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2025-52461 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2025-52461 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2025-52461 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-52461 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-52461 · Security Note
• https://twitter.com/VulmonFeeds/status/1960064013515075647 · Twitter Post
• https://sourceforge.net/p/biosig/mailman/message/59224259 · Note
• https://twitter.com/CVEnew/status/1959983165709201416 · Twitter Post
• https://twitter.com/cracbot/status/1961383395403157738 · Twitter Post
• https://t.me/CVEtracker/30832 · Telegram Post