CVE-2018-19840
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…
Does this matter?
Lower severity and a low EPSS score (2.23%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 3.0
- 5.5 MEDIUMCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- EPSS
- 2.23% probability · 83th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-835
- Affected
- wavpack/wavpack · canonical/ubuntu linux · fedoraproject/fedora · opensuse/leap
- Source
- cve@mitre.org
EPSS moved from 4.8% on 21 September 2026 to 2.2% on 27 October 2026.
References
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00029.htmlThird Party Advisory
- http://packetstormsecurity.com/files/155743/Slackware-Security-Advisory-wavpack-Updates.html
- https://github.com/dbry/WavPack/commit/070ef6f138956d9ea9612e69586152339dbefe51Patch, Third Party Advisory
- https://github.com/dbry/WavPack/issues/53Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/01/msg00013.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3BLSOEVEKF4VNNVNZ2AN46BJUT4TGVWT/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6CFFFWIWALGQPKINRDW3PRGRD5LOLGZA/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BRWQNE3TH5UF64IKHKKHVCHJHUOVKJUH/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NZGXJUHCGQI6XKLCBUZHXPYIIWMFWA22/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WVVKOBJR5APOB3KWUWJ4UWQHUBZQL6C6/
- https://seclists.org/bugtraq/2019/Dec/37
- https://security.gentoo.org/glsa/202007-19
- https://usn.ubuntu.com/3839-1/Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00029.htmlThird Party Advisory
- http://packetstormsecurity.com/files/155743/Slackware-Security-Advisory-wavpack-Updates.html
- https://github.com/dbry/WavPack/commit/070ef6f138956d9ea9612e69586152339dbefe51Patch, Third Party Advisory
- https://github.com/dbry/WavPack/issues/53Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/01/msg00013.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3BLSOEVEKF4VNNVNZ2AN46BJUT4TGVWT/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6CFFFWIWALGQPKINRDW3PRGRD5LOLGZA/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BRWQNE3TH5UF64IKHKKHVCHJHUOVKJUH/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NZGXJUHCGQI6XKLCBUZHXPYIIWMFWA22/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WVVKOBJR5APOB3KWUWJ4UWQHUBZQL6C6/
- https://seclists.org/bugtraq/2019/Dec/37
- https://security.gentoo.org/glsa/202007-19
- https://usn.ubuntu.com/3839-1/Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.