# CVE-2024-22097: biosig: A double-free vulnerability exists in the BrainVision Header Parsing functionality of The Biosig Project libbiosig Ma...

CVE-2024-22097 is fixed in biosig on 1 platform, first by DEBIAN-CVE-2024-22097, released February 20, 2024. It is not reported as exploited. Patch Radar priority: Urgent.

- Web page: https://patchblox.com/security/cve/CVE-2024-22097
- Priority: Urgent
- CVSS: 9.8 (critical)
- EPSS: 0.0162
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Feb 20, 2024

## Description

A double-free vulnerability exists in the BrainVision Header Parsing functionality of The Biosig Project libbiosig Master Branch (ab0ee111) and 2.5.0. A specially crafted .vdhr file can lead to arbitrary code execution. An attacker can provide a malicious file to trigger this vulnerability.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | biosig Debian 13.5 (trixie) | 2.6.0-1 | [DEBIAN-CVE-2024-22097](https://patchblox.com/security/data/fix/linux/debian-cve-2024-22097.md) | Feb 20, 2024 |
| Linux | biosig Debian 14 | 2.6.0-1 | [DEBIAN-CVE-2024-22097](https://patchblox.com/security/data/fix/linux/debian-cve-2024-22097.md) | Feb 20, 2024 |

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Data as of 2026-11-08T13:06:02Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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