Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2018-19661

22
FAUCET Score

CVE-2018-19661 is a buffer over-read vulnerability in libsndfile 1.0.28, specifically within the i2ulaw_array function in ulaw.c, affecting Debian and libsndfile projects. Rated Medium with a CVSS score of 6.5, it can be triggered remotely with low attack complexity, leading to a denial of service. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage, indicating a low current threat landscape.

Impacted Technologies

VendorProductVersion(s)CPE
1.0.28CPE matchmatch criteria
cpe:2.3:a:libsndfile_project:libsndfile:1.0.28:*:*:*:*:*:*:*
8.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.5MEDIUM

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.11%
Probability of exploitation in next 30 days
EPSS Percentile
79.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0211 is in the 90th percentile among its peer group of 26,236 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (7)

microsoftpatch availablevia msrc
Product: cm1 libsndfile 1.0.31-1 on CBL Mariner 1.0Fixed in: 1.0.31-1
microsoftpatch availablevia msrc
Product: CBL Mariner 1.0 x64Fixed in: 1.0.31-1
microsoftpatch availablevia msrc
Product: CBL Mariner 1.0 ARMFixed in: 1.0.31-1
microsoftpatch availablevia msrc
Product: 16897-16820Fixed in: 1.0.31-1
redhatvendor investigatingvia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: libsndfile
redhatvendor investigatingvia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: libsndfile
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: libsndfile

Vendor Advisories (3)

microsoft2021-Jan/CVE-2018-19661

CVE-2018-19661

Jan 12, 2021
redhatCVE-2018-19661Low

libsndfile: buffer over-read in the function i2ulaw_array in ulaw.c

Nov 27, 2018
microsoft2018-Nov/CVE-2018-19661Moderate

An issue was discovered in libsndfile 1.0.28. There is a buffer over-read in the function i2ulaw_array in ulaw.c that will lead to a denial of service.

Nov 13, 2018

References

github.com / erikd/libsndfile/issues/429
ExploitThird Party Advisory
lists.debian.org / debian-lts-announce/2018/12/msg00016.html
Mailing ListThird Party Advisory
lists.debian.org / debian-lts-announce/2020/10/msg00030.html
usn.ubuntu.com / 4013-1