{"id":"USN-7336-1","summary":"gnuchess vulnerability","details":"Michael Vaughan discovered an overflow vulnerability in GNU Chess that\noccurs when reading a specially crafted Portable Game Notation (PGN)\nfile. An attacker could possibly use this issue to cause GNU Chess to\ncrash, resulting in a denial of service, or the execution of arbitrary\ncode.\n","modified":"2026-02-10T04:47:18Z","published":"2025-03-06T20:58:10Z","related":["UBUNTU-CVE-2021-30184"],"upstream":["CVE-2021-30184","UBUNTU-CVE-2021-30184"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-7336-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-30184"}],"affected":[{"package":{"name":"gnuchess","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/gnuchess@6.2.7-1+deb11u1build0.22.04.1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.2.7-1+deb11u1build0.22.04.1"}]}],"versions":["6.2.7-1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"6.2.7-1+deb11u1build0.22.04.1","binary_name":"gnuchess"}]},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2021-30184","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:22.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7336-1.json"}},{"package":{"name":"gnuchess","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/gnuchess@6.2.7-1+deb11u1build0.24.04.1?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.2.7-1+deb11u1build0.24.04.1"}]}],"versions":["6.2.7-1","6.2.7-1build1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"gnuchess","binary_version":"6.2.7-1+deb11u1build0.24.04.1"}]},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2021-30184","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:24.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7336-1.json"}}],"schema_version":"1.7.3"}