{"id":"UBUNTU-CVE-2026-22891","details":"A heap-based buffer overflow vulnerability exists in the Intan CLP parsing functionality of The Biosig Project libbiosig 3.9.2 and Master Branch (db9a9a63). A specially crafted Intan CLP file can lead to arbitrary code execution. An attacker can provide a malicious file to trigger this vulnerability.","modified":"2026-09-02T19:35:35.596911885Z","published":"2026-03-03T15:16:00Z","related":["USN-8713-1"],"upstream":["CVE-2026-22891"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-22891"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8713-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2026-22891"},{"type":"REPORT","url":"https://talosintelligence.com/vulnerability_reports/TALOS-2026-2361"},{"type":"REPORT","url":"https://www.talosintelligence.com/vulnerability_reports/TALOS-2026-2361"}],"affected":[{"package":{"name":"biosig","ecosystem":"Ubuntu:Pro:22.04:LTS","purl":"pkg:deb/ubuntu/biosig?arch=source&distro=esm-apps%2Fjammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.3-1ubuntu0.1~esm1"}]}],"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"],"ecosystem_specific":{"binaries":[{"binary_name":"biosig-tools","binary_version":"2.3.3-1ubuntu0.1~esm1"},{"binary_name":"libbiosig3","binary_version":"2.3.3-1ubuntu0.1~esm1"},{"binary_name":"octave-biosig","binary_version":"2.3.3-1ubuntu0.1~esm1"},{"binary_name":"python3-biosig","binary_version":"2.3.3-1ubuntu0.1~esm1"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-22891.json"}},{"package":{"name":"biosig","ecosystem":"Ubuntu:Pro:24.04:LTS","purl":"pkg:deb/ubuntu/biosig?arch=source&distro=esm-apps%2Fnoble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.6.0-1ubuntu1+esm1"}]}],"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"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_version":"2.6.0-1ubuntu1+esm1","binary_name":"biosig-tools"},{"binary_name":"libbiosig3","binary_version":"2.6.0-1ubuntu1+esm1"},{"binary_version":"2.6.0-1ubuntu1+esm1","binary_name":"octave-biosig"},{"binary_version":"2.6.0-1ubuntu1+esm1","binary_name":"python3-biosig"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-22891.json"}},{"package":{"name":"biosig","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/biosig?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.6.1-1build3","3.9.0-1"],"ecosystem_specific":{"binaries":[{"binary_name":"biosig-tools","binary_version":"3.9.0-1"},{"binary_name":"libbiosig3","binary_version":"3.9.0-1"},{"binary_version":"3.9.0-1","binary_name":"octave-biosig"},{"binary_name":"python3-biosig","binary_version":"3.9.0-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-22891.json"}},{"package":{"name":"biosig","ecosystem":"Ubuntu:Pro:26.04:LTS","purl":"pkg:deb/ubuntu/biosig?arch=source&distro=esm-apps%2Fresolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.9.0-1ubuntu0.1~esm1"}]}],"versions":["3.9.0-1","3.9.0-1build1","3.9.0-1build2","3.9.0-1build3"],"ecosystem_specific":{"binaries":[{"binary_version":"3.9.0-1ubuntu0.1~esm1","binary_name":"biosig-tools"},{"binary_version":"3.9.0-1ubuntu0.1~esm1","binary_name":"libbiosig3"},{"binary_version":"3.9.0-1ubuntu0.1~esm1","binary_name":"octave-biosig"},{"binary_name":"python3-biosig","binary_version":"3.9.0-1ubuntu0.1~esm1"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-22891.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}