{"id":"CVE-2025-54482","aliases":["DEBIAN-CVE-2025-54482","EUVD-2025-25681","GHSA-wfqq-cq3h-8pch","UBUNTU-CVE-2025-54482"],"status":"published","title":"A stack-based buffer overflow vulnerability exists in the MFER parsing functionality of The...","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 8751 of biosig.c on the current master branch (35a819fa), when the Tag is 4:\r\n\r\n\t\t\t\telse if (tag==4) {\r\n\t\t\t\t\t// SPR\r\n\t\t\t\t\tif (len\u003e4) fprintf(stderr,\"Warning MFER tag4 incorrect length %i\u003e4\\n\",len);\r\n\t\t\t\t\tcurPos += ifread(buf,1,len,hdr);","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00682,"percentile":0.52979,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-121"],"published":"2025-08-25T13:53:45Z","modified":"2026-10-17T12:58:37Z","fixes":[{"ecosystem":"Debian:14","package":"biosig","fixed_in":["3.9.5-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"biosig","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.5.0-1","2.5.2-1","2.5.2-2","2.6.0-1","2.6.1-1","3.9.0-1","3.9.5-1"]},{"source":"osv","ecosystem":"Debian:13","package":"biosig","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.9.0-1","3.9.5-1"]},{"source":"osv","ecosystem":"Debian:14","package":"biosig","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.9.5-1"}]}],"versions":["3.9.0-1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:22.04:LTS","package":"biosig","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.1.2-4","2.1.2-4build1","2.1.2-4build2","2.3.3-1","2.3.3-1build1","2.3.3-1build2","2.3.3-1ubuntu0.1~esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:24.04:LTS","package":"biosig","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.5.0-1build2","2.5.2-1","2.5.2-1build1","2.5.2-2","2.6.0-1","2.6.0-1build1","2.6.0-1ubuntu1","2.6.0-1ubuntu1+esm1"]},{"source":"osv","ecosystem":"Ubuntu:25.10","package":"biosig","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.6.1-1build3","3.9.0-1"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"biosig","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.9.0-1build3","3.9.5-1","3.9.5-1build1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:26.04:LTS","package":"biosig","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.9.0-1","3.9.0-1build1","3.9.0-1build2","3.9.0-1build3","3.9.0-1ubuntu0.1~esm1"]}],"products":[{"vendor":"libbiosig_project","product":"libbiosig"},{"vendor":"the biosig project","product":"libbiosig"}],"references":[{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2025-2234","tags":["Exploit","Third Party Advisory","evidence","report"]},{"url":"https://www.talosintelligence.com/vulnerability_reports/TALOS-2025-2234","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-54482"},{"url":"https://github.com/advisories/GHSA-wfqq-cq3h-8pch"},{"url":"https://security-tracker.debian.org/tracker/CVE-2025-54482","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2025-54482","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-54482","tags":["report"]},{"url":"https://sourceforge.net/p/biosig/mailman/message/59224259/","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2025-54482","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 8751 of biosig.c on the current master branch (35a819fa), when the Tag is 4:\r\n\r\n\t\t\t\telse if (tag==4) {\r\n\t\t\t\t\t// SPR\r\n\t\t\t\t\tif (len\u003e4) fprintf(stderr,\"Warning MFER tag4 incorrect length %i\u003e4\\n\",len);\r\n\t\t\t\t\tcurPos += ifread(buf,1,len,hdr);","status":"published","published":"2025-08-25T13:53:45.484Z","modified":"2025-11-03T18:13:23.505Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:32:27.603809Z"}],"euvd":[{"id":"EUVD-2025-25681","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 8751 of biosig.c on the current master branch (35a819fa), when the Tag is 4:\r\n\r\n\t\t\t\telse if (tag==4) {\r\n\t\t\t\t\t// SPR\r\n\t\t\t\t\tif (len\u003e4) fprintf(stderr,\"Warning MFER tag4 incorrect length %i\u003e4\\n\",len);\r\n\t\t\t\t\tcurPos += ifread(buf,1,len,hdr);","status":"published","published":"2025-08-25T13:53:45Z","modified":"2025-11-03T18:13:23Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T19:49:34.635725Z"}],"ghsa":[{"id":"GHSA-wfqq-cq3h-8pch","title":"A stack-based buffer overflow vulnerability exists in the MFER parsing functionality of The...","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 8751 of biosig.c on the current master branch (35a819fa), when the Tag is 4:\n\n\t\t\t\telse if (tag==4) {\n\t\t\t\t\t// SPR\n\t\t\t\t\tif (len\u003e4) fprintf(stderr,\"Warning MFER tag4 incorrect length %i\u003e4\\n\",len);\n\t\t\t\t\tcurPos += ifread(buf,1,len,hdr);","status":"published","published":"2025-08-25T15:32:00Z","modified":"2025-11-03T21:34:26Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T15:04:24.41654Z"}],"nvd":[{"id":"CVE-2025-54482","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 8751 of biosig.c on the current master branch (35a819fa), when the Tag is 4:\r\n\r\n\t\t\t\telse if (tag==4) {\r\n\t\t\t\t\t// SPR\r\n\t\t\t\t\tif (len\u003e4) fprintf(stderr,\"Warning MFER tag4 incorrect length %i\u003e4\\n\",len);\r\n\t\t\t\t\tcurPos += ifread(buf,1,len,hdr);","status":"published","published":"2025-08-25T14:15:33.897Z","modified":"2026-06-17T09:40:11.03Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:11:25.826804Z"}],"osv":[{"id":"CVE-2025-54482","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 8751 of biosig.c on the current master branch (35a819fa), when the Tag is 4:\r\n\r\n\t\t\t\telse if (tag==4) {\r\n\t\t\t\t\t// SPR\r\n\t\t\t\t\tif (len\u003e4) fprintf(stderr,\"Warning MFER tag4 incorrect length %i\u003e4\\n\",len);\r\n\t\t\t\t\tcurPos += ifread(buf,1,len,hdr);","status":"published","published":"2025-08-25T14:15:33.897Z","modified":"2026-04-10T05:29:35.86129Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:50.863921Z"},{"id":"DEBIAN-CVE-2025-54482","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 8751 of biosig.c on the current master branch (35a819fa), when the Tag is 4:\r \r \t\t\t\telse if (tag==4) {\r \t\t\t\t\t// SPR\r \t\t\t\t\tif (len\u003e4) fprintf(stderr,\"Warning MFER tag4 incorrect length %i\u003e4\\n\",len);\r \t\t\t\t\tcurPos += ifread(buf,1,len,hdr);","status":"published","published":"2025-08-25T14:15:33.897Z","modified":"2026-09-01T20:05:54.507968057Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:45:47.378563Z"},{"id":"UBUNTU-CVE-2025-54482","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 8751 of biosig.c on the current master branch (35a819fa), when the Tag is 4: \t\t\t\telse if (tag==4) { \t\t\t\t\t// SPR \t\t\t\t\tif (len\u003e4) fprintf(stderr,\"Warning MFER tag4 incorrect length %i\u003e4\\n\",len); \t\t\t\t\tcurPos += ifread(buf,1,len,hdr);","status":"published","published":"2025-08-25T14:15:00Z","modified":"2026-10-17T12:58:37.112785571Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T16:55:50.817402Z"}]}}