{"id":"CVE-2018-19840","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-19840","generatedAt":"2026-10-29T02:46:28.736Z","title":"The function WavpackPackInit in pack_utils.c in libwavpack.a in WavPack through 5.1.0 allows attackers to cause a denial-of-service (resource exhaustion caused by an infinite loop) via a crafted wav audio file because WavpackSetConfiguration64…","description":"The function WavpackPackInit in pack_utils.c in libwavpack.a in WavPack through 5.1.0 allows attackers to cause a denial-of-service (resource exhaustion caused by an infinite loop) via a crafted wav audio file because WavpackSetConfiguration64 mishandles a sample rate of zero.","published":"2018-12-04T09:29:01.000Z","lastModified":"2026-06-17T01:49:59.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":5.5,"severity":"MEDIUM","vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},"cwe":["CWE-835"],"affected":["wavpack/wavpack","canonical/ubuntu linux","fedoraproject/fedora","opensuse/leap"],"epss":{"score":0.02232,"percentile":0.82674,"date":"2026-10-27","history":[{"date":"2026-09-21","score":0.0479,"percentile":0.9155},{"date":"2026-09-22","score":0.02304,"percentile":0.82578}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (2.23%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00029.html","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://packetstormsecurity.com/files/155743/Slackware-Security-Advisory-wavpack-Updates.html","source":"cve@mitre.org"},{"url":"https://github.com/dbry/WavPack/commit/070ef6f138956d9ea9612e69586152339dbefe51","tags":["Patch","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/dbry/WavPack/issues/53","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://lists.debian.org/debian-lts-announce/2021/01/msg00013.html","source":"cve@mitre.org"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3BLSOEVEKF4VNNVNZ2AN46BJUT4TGVWT/","source":"cve@mitre.org"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6CFFFWIWALGQPKINRDW3PRGRD5LOLGZA/","source":"cve@mitre.org"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BRWQNE3TH5UF64IKHKKHVCHJHUOVKJUH/","source":"cve@mitre.org"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NZGXJUHCGQI6XKLCBUZHXPYIIWMFWA22/","source":"cve@mitre.org"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WVVKOBJR5APOB3KWUWJ4UWQHUBZQL6C6/","source":"cve@mitre.org"},{"url":"https://seclists.org/bugtraq/2019/Dec/37","source":"cve@mitre.org"},{"url":"https://security.gentoo.org/glsa/202007-19","source":"cve@mitre.org"},{"url":"https://usn.ubuntu.com/3839-1/","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00029.html","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://packetstormsecurity.com/files/155743/Slackware-Security-Advisory-wavpack-Updates.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/dbry/WavPack/commit/070ef6f138956d9ea9612e69586152339dbefe51","tags":["Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/dbry/WavPack/issues/53","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2021/01/msg00013.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3BLSOEVEKF4VNNVNZ2AN46BJUT4TGVWT/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6CFFFWIWALGQPKINRDW3PRGRD5LOLGZA/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BRWQNE3TH5UF64IKHKKHVCHJHUOVKJUH/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NZGXJUHCGQI6XKLCBUZHXPYIIWMFWA22/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WVVKOBJR5APOB3KWUWJ4UWQHUBZQL6C6/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://seclists.org/bugtraq/2019/Dec/37","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.gentoo.org/glsa/202007-19","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://usn.ubuntu.com/3839-1/","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-19840","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}