CVE-2025-54480: Buffer Overflow
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 8719 of biosig.c on the current master branch (35a819fa), when the Tag is 0: if (tag==0) { if (len!=1) fprintf(stderr,"Warning MFER tag0 incorrect length %i!=1\n",len); curPos += ifread(buf,1,len,hdr); }
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2025-54480?
CVE-2025-54480 is classified as a critical vulnerability due to its potential to allow arbitrary code execution.
How do I fix CVE-2025-54480?
To fix CVE-2025-54480, upgrade to the latest version of The Biosig Project libbiosig that addresses this vulnerability.
What versions are affected by CVE-2025-54480?
CVE-2025-54480 affects version 3.9.0 and the Master Branch (35a819fa) of The Biosig Project libbiosig.
What type of vulnerability is CVE-2025-54480?
CVE-2025-54480 is a stack-based buffer overflow vulnerability found in the MFER parsing functionality.
How can an attacker exploit CVE-2025-54480?
An attacker can exploit CVE-2025-54480 by providing a specially crafted MFER file to trigger the buffer overflow.