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CVE PROGRAM SOURCE RECORD9.8 Critical

CVE-2025-54493

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 fi

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 9184 of biosig.c on the current master branch (35a819fa), when the Tag is 131: else if (tag==131) //0x83 { // Patient Age if (len!=7) fprintf(stderr,"Warning MFER tag131 incorrect length %i!=7\n",len); curPos += ifread(buf,1,len,hdr);

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

The Biosig Project libbiosig

  • 3.9.0affected
  • Master Branch (35a819fa)affected

References