CVE-2024-23313: Fedoraproject Fedora

Critical severity, CVSS 9.8. EPSS: 1.8% chance of exploitation in the next 30 days.

An integer underflow vulnerability exists in the sopen_FAMOS_read functionality of The Biosig Project libbiosig 2.5.0 and Master Branch (ab0ee111). A specially crafted .famos file can lead to an out-of-bounds write which in turn can lead to arbitrary code execution. An attacker can provide a malicious file to trigger this vulnerability.

Affected products

• Fedoraproject Fedora: version 40 only
• Libbiosig Project Libbiosig: version 2.5.0 only

Published 2024-02-20. Last modified 2026-06-17.