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Vulnerability record · CVE-2018-19662 · published 29 November 2018

CVE-2018-19662: Libsndfile project libsndfile out-of-bounds read vulnerability

LLibsndfile Project · Libsndfile

An issue was discovered in libsndfile 1.0.28. There is a buffer over-read in the function i2alaw_array in alaw.c that will lead to a denial of service.

8.1 CVSS 3.0 High EPSS 2.3% · top 17.3% CWE-125 · Out-of-bounds read
8.1CVSS 3.0 base score, v2 5.8
2.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
8References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

An issue was discovered in libsndfile 1.0.28. There is a buffer over-read in the function i2alaw_array in alaw.c that will lead to a denial of service.

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

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

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

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Source: NIST National Vulnerability Database (record CVE-2018-19662), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.