CVE-2018-19840: canonical ubuntu_linux Infinite Loop
CVSS: 5.5v3.0MediumModified
AliasesALPINE-CVE-2018-19840SUSE-SU-2019:13990-1SUSE-SU-2020:2727-1UBUNTU-CVE-2018-19840DEBIAN-CVE-2018-19840
Published 04-12-2018Last modified 05-08-2024
Vulnerability summary
CVE-2018-19840 is a medium (CVSS 5.5) Infinite Loop vulnerability in canonical ubuntu_linux. EPSS estimates a 2.30% chance of exploitation in the next 30 days, higher than 83% of scored vulnerabilities.
CVSS score
5.5/10
010
Medium · v3.0 (NVD)EPSS score
2.30%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 10 · Related 7Timeline
- 04-12-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
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 metrics
5 scores · 4 sources · 2 versionsMedium 5.5Preferred score · NVD (NIST)
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HSourcesAll 4 agree
- OSV · AlpineEcosystem advisory · calculated5.5MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- OSV · UbuntuEcosystem advisory · calculated5.5MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated5.5MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Medium 4.3Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
2.30%
Chance of exploitation in the next 30 days
Percentile
83%
Versus all other CVEs
30-day change
0.00 pp
From 2.30% on 18-09-2026
18-09-202618-10-2026
EPSS score2.30%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Suse6 products
- wavpack&distro=SUSE Linux Enterprise Server 11 SP4< 4.50.1-1.30.1
- wavpack&distro=SUSE Linux Enterprise Server 12 SP5< 4.60.99-5.6.3
- wavpack&distro=SUSE Linux Enterprise Server for SAP Applications 11 SP4< 4.50.1-1.30.1
- wavpack&distro=SUSE Linux Enterprise Server for SAP Applications 12 SP5< 4.60.99-5.6.3
- wavpack&distro=SUSE Linux Enterprise Software Development Kit 11 SP4< 4.50.1-1.30.1
Alpine1 product
- wavpack< 5.1.0-r7 | < 5.1.0-r3
Canonical1 product
- ubuntu_linuxEOL14.04 | 16.04 | 18.04 | 18.10
Debian1 product
- wavpack< 5.1.0-5
Fedoraproject1 product
- fedoraEOL28 | 29 | 30
Opensuse1 product
- leapEOL15.0
Ubuntu1 product
- wavpack< 4.70.0-1ubuntu0.2 | < 4.75.2-2ubuntu0.2 | < 5.1.0-2ubuntu1.2
Wavpack1 product
- wavpack≤ 5.1.0
8 vendors · 13 products
References
22 links- github.com/dbry/WavPack/commit/070ef6f138956d9ea9612e69586152339dbefe51X Refsource MISCPatchThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2019-04/msg00029.htmlVendor AdvisoryX Refsource SUSEThird Party Advisory
