CVE-2025-54488
- State
- Published
- Severity
- 9.8 Critical
- Published
- Aug 25, 2025
- Updated
- Nov 3, 2025
- Reserved
- Jul 23, 2025
Description
A stack-based buffer overflow vulnerability exists in the MFER parsing functionality of The Biosig Project libbiosig 3.9.0 and Master Branch (35a819fa). A specially crafted MFER file can lead to arbitrary code execution. An attacker can provide a malicious file to trigger this vulnerability.This vulnerability manifests on line 8850 of biosig.c on the current master branch (35a819fa), when the Tag is 13:
else if (tag==13) { if (len>8) fprintf(stderr,"Warning MFER tag13 incorrect length %i>8\n",len); curPos += ifread(&buf,1,len,hdr);
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 9.8 Critical | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | talos |
Weaknesses
- CWE-121 Stack-based Buffer Overflow
Affected Products
| Product | Versions |
|---|---|
libbiosigThe Biosig Project |
|
References
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