Vulnerability · Published Feb 20, 2024 · Assigned by talos
CVE-2024-21795
Critical 9.8
In plain English
A critical-severity heap buffer overflow in libbiosig from The Biosig Project. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.8% (higher than 78% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Official description
A heap-based buffer overflow vulnerability exists in the .egi parsing functionality of The Biosig Project libbiosig 2.5.0 and Master Branch (ab0ee111). A specially crafted .egi file can lead to arbitrary code execution. An attacker can provide a malicious file to trigger this vulnerability.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | biosig | no fix listed | DEBIAN-CVE-2024-21795 |
| Debian:13 | biosig | 2.6.0-1 | DEBIAN-CVE-2024-21795 |
| Debian:14 | biosig | 2.6.0-1 | DEBIAN-CVE-2024-21795 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| The Biosig Project | libbiosig | 2.5.0Master Branch (ab0ee111) |
Weakness: CWE-122 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H