CVE-2025-54488: 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 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);
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2025-54488?
CVE-2025-54488 has a high severity level due to its potential for arbitrary code execution.
How do I fix CVE-2025-54488?
To mitigate CVE-2025-54488, update The Biosig Project libbiosig to a version that is not vulnerable to this exploit.
What effect does CVE-2025-54488 have on users?
CVE-2025-54488 can allow attackers to execute arbitrary code on systems using the vulnerable version of libbiosig.
Who is affected by CVE-2025-54488?
Users of The Biosig Project libbiosig version 3.9.0 and the Master Branch are affected by CVE-2025-54488.
What is the nature of the vulnerability in CVE-2025-54488?
CVE-2025-54488 is a stack-based buffer overflow vulnerability that occurs during MFER file parsing.