CVE-2018-19662
An issue was discovered in libsndfile 1.0.28. There is a buffer over-read in the function...
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
8.1
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.
- Record
CVE-2018-19662- CVSS 3.0
- 8.1 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H - CVSS 2.0
- 5.8 Medium
AV:N/AC:M/Au:N/C:P/I:N/A:P - Weakness
- CWE-125
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2018-19662- Updated
- 2026-11-02
EUVDEUVD-2018-11346 No score
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.
- Record
EUVD-2018-11346- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-2pw9-xw4m-4w44
8.1
An issue was discovered in libsndfile 1.0.28. There is a buffer over-read in the function...
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.
- Record
GHSA-2pw9-xw4m-4w44- CVSS 3.0
- 8.1 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H - Weakness
- CWE-125
- Updated
- 2026-11-02
OSVALPINE-CVE-2018-19662
8.1
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.
- Record
ALPINE-CVE-2018-19662- CVSS 3.0
- 8.1 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H - Updated
- 2026-11-02
OSVBELL-CVE-2018-19662
8.1
CVE-2018-19662 does not affect BellSoft software
- Record
BELL-CVE-2018-19662- CVSS 3.0
- 8.1 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H - Updated
- 2026-11-02
Show 10 moreShow less
OSV
8.1
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.
- Record
CVE-2018-19662- CVSS 3.0
- 8.1 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H - Updated
- 2026-11-02
OSVDEBIAN-CVE-2018-19662
8.1
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.
- Record
DEBIAN-CVE-2018-19662- CVSS 3.0
- 8.1 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H - Updated
- 2026-11-02
OSVRHSA-2020:1636
7.8
Red Hat Security Advisory: libsndfile security update
- Record
RHSA-2020:1636- CVSS 3.0
- 7.8 High
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVRHSA-2020:3922
3.3
Red Hat Security Advisory: libsndfile security update
- Record
RHSA-2020:3922- CVSS 3.0
- 3.3 Low
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L - Updated
- 2026-11-02
OSVRLSA-2020:1636
7.8
Moderate: libsndfile security update
libsndfile is a C library for reading and writing files containing sampled sound, such as AIFF, AU, or WAV.
Security Fix(es):
-
libsndfile: stack-based buffer overflow in sndfile-deinterleave utility (CVE-2018-13139)
-
libsndfile: buffer over-read in the function i2alaw_array in alaw.c (CVE-2018-19662)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Additional Changes:
For detailed information on changes in this release, see the Rocky Linux 8.2 Release Notes linked from the References section.
- Record
RLSA-2020:1636- CVSS 3.0
- 7.8 High
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVUBUNTU-CVE-2018-19662
8.1
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.
- Record
UBUNTU-CVE-2018-19662- CVSS 3.0
- 8.1 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H - Updated
- 2026-11-02
OSVALSA-2020:1636 No score
Moderate: libsndfile security update
libsndfile is a C library for reading and writing files containing sampled sound, such as AIFF, AU, or WAV.
Security Fix(es):
-
libsndfile: stack-based buffer overflow in sndfile-deinterleave utility (CVE-2018-13139)
-
libsndfile: buffer over-read in the function i2alaw_array in alaw.c (CVE-2018-19662)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Additional Changes:
For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.
- Record
ALSA-2020:1636- Updated
- 2026-11-02
OSVMGASA-2020-0197 No score
Updated libsndfile packages fix security vulnerabilities
Updated libsndfile packages fix security vulnerabilities:
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 (CVE-2018-19661).
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 (CVE-2018-19662).
- Record
MGASA-2020-0197- Updated
- 2026-11-02
OSVUSN-4013-1 No score
libsndfile vulnerabilities
It was discovered that libsndfile incorrectly handled certain malformed files. A remote attacker could use this issue to cause libsndfile to crash, resulting in a denial of service, or possibly execute arbitrary code.
- Record
USN-4013-1- Updated
- 2026-11-02
OSVUSN-4704-1 No score
libsndfile vulnerabilities
It was discovered that libsndfile incorrectly handled certain malformed files. A remote attacker could use this issue to cause libsndfile to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2017-12562)
It was discovered that libsndfile incorrectly handled certain malformed files. A remote attacker could use this issue to cause libsndfile to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 14.04 ESM. (CVE-2017-14245, CVE-2017-14246, CVE-2017-14634, CVE-2017-16942, CVE-2017-6892, CVE-2018-13139, CVE-2018-19432, CVE-2018-19661, CVE-2018-19662, CVE-2018-19758, CVE-2019-3832)
- Record
USN-4704-1- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
libsndfileAlpine:v3.10 |
before 1.0.28-r6 | 1.0.28-r6 |
libsndfileAlpine:v3.11 |
before 1.0.28-r6 | 1.0.28-r6 |
libsndfileAlpine:v3.12 |
before 1.0.28-r6 | 1.0.28-r6 |
libsndfileAlpine:v3.13 |
before 1.0.28-r6 | 1.0.28-r6 |
libsndfileAlpine:v3.14 |
before 1.0.28-r6 | 1.0.28-r6 |
libsndfileAlpine:v3.15 |
before 1.0.28-r6 | 1.0.28-r6 |
libsndfileAlpine:v3.16 |
before 1.0.28-r6 | 1.0.28-r6 |
libsndfileAlpine:v3.17 |
before 1.0.28-r6 | 1.0.28-r6 |
libsndfileAlpine:v3.18 |
before 1.0.28-r6 | 1.0.28-r6 |
libsndfileAlpine:v3.19 |
before 1.0.28-r6 | 1.0.28-r6 |
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| Package | Affected | Fixed |
|---|---|---|
libsndfileAlpine:v3.20 |
before 1.0.28-r6 | 1.0.28-r6 |
libsndfileAlpine:v3.21 |
before 1.0.28-r6 | 1.0.28-r6 |
libsndfileAlpine:v3.22 |
before 1.0.28-r6 | 1.0.28-r6 |
libsndfileAlpine:v3.23 |
before 1.0.28-r6 | 1.0.28-r6 |
libsndfileAlpine:v3.24 |
before 1.0.28-r6 | 1.0.28-r6 |
libsndfileAlpine:v3.5 |
before 1.0.28-r4 | 1.0.28-r4 |
libsndfileAlpine:v3.6 |
before 1.0.28-r4 | 1.0.28-r4 |
libsndfileAlpine:v3.7 |
before 1.0.28-r4 | 1.0.28-r4 |
libsndfileAlpine:v3.8 |
before 1.0.28-r5 | 1.0.28-r5 |
libsndfileAlpine:v3.9 |
before 1.0.28-r6 | 1.0.28-r6 |
libsndfile-develAlmaLinux:8 |
before 1.0.28-10.el8 | 1.0.28-10.el8 |
libsndfileDebian:12 |
before 1.0.28-5 | 1.0.28-5 |
libsndfileDebian:13 |
before 1.0.28-5 | 1.0.28-5 |
libsndfileDebian:14 |
before 1.0.28-5 | 1.0.28-5 |
libsndfileDebian:8 |
before 1.0.25-9.1+deb8u2, plus listed versions 1.0.25-9.11.0.25-9.1+deb8u1 |
1.0.25-9.1+deb8u2 |
libsndfileDebian:9 |
before 1.0.27-3+deb9u1, plus listed versions 1.0.27-3 |
1.0.27-3+deb9u1 |
libsndfileMageia:7 |
before 1.0.28-8.2.mga7 | 1.0.28-8.2.mga7 |
libsndfileRed Hat:enterprise_linux:8::appstream |
before 0:1.0.28-10.el8 | 0:1.0.28-10.el8 |
libsndfile-debuginfoRed Hat:enterprise_linux:8::appstream |
before 0:1.0.28-10.el8 | 0:1.0.28-10.el8 |
libsndfile-debugsourceRed Hat:enterprise_linux:8::appstream |
before 0:1.0.28-10.el8 | 0:1.0.28-10.el8 |
libsndfile-utils-debuginfoRed Hat:enterprise_linux:8::appstream |
before 0:1.0.28-10.el8 | 0:1.0.28-10.el8 |
libsndfile-debuginfoRed Hat:enterprise_linux:8::crb |
before 0:1.0.28-10.el8 | 0:1.0.28-10.el8 |
libsndfile-debugsourceRed Hat:enterprise_linux:8::crb |
before 0:1.0.28-10.el8 | 0:1.0.28-10.el8 |
libsndfile-develRed Hat:enterprise_linux:8::crb |
before 0:1.0.28-10.el8 | 0:1.0.28-10.el8 |
libsndfile-utils-debuginfoRed Hat:enterprise_linux:8::crb |
before 0:1.0.28-10.el8 | 0:1.0.28-10.el8 |
libsndfileRed Hat:enterprise_linux:7::client |
before 0:1.0.25-12.el7 | 0:1.0.25-12.el7 |
libsndfile-debuginfoRed Hat:enterprise_linux:7::client |
before 0:1.0.25-12.el7 | 0:1.0.25-12.el7 |
libsndfile-develRed Hat:enterprise_linux:7::client |
before 0:1.0.25-12.el7 | 0:1.0.25-12.el7 |
libsndfile-utilsRed Hat:enterprise_linux:7::client |
before 0:1.0.25-12.el7 | 0:1.0.25-12.el7 |
libsndfileRed Hat:enterprise_linux:7::computenode |
before 0:1.0.25-12.el7 | 0:1.0.25-12.el7 |
libsndfile-debuginfoRed Hat:enterprise_linux:7::computenode |
before 0:1.0.25-12.el7 | 0:1.0.25-12.el7 |
libsndfile-develRed Hat:enterprise_linux:7::computenode |
before 0:1.0.25-12.el7 | 0:1.0.25-12.el7 |
libsndfile-utilsRed Hat:enterprise_linux:7::computenode |
before 0:1.0.25-12.el7 | 0:1.0.25-12.el7 |
libsndfileRed Hat:enterprise_linux:7::server |
before 0:1.0.25-12.el7 | 0:1.0.25-12.el7 |
libsndfile-debuginfoRed Hat:enterprise_linux:7::server |
before 0:1.0.25-12.el7 | 0:1.0.25-12.el7 |
libsndfile-develRed Hat:enterprise_linux:7::server |
before 0:1.0.25-12.el7 | 0:1.0.25-12.el7 |
libsndfile-utilsRed Hat:enterprise_linux:7::server |
before 0:1.0.25-12.el7 | 0:1.0.25-12.el7 |
libsndfileRed Hat:enterprise_linux:7::workstation |
before 0:1.0.25-12.el7 | 0:1.0.25-12.el7 |
libsndfile-debuginfoRed Hat:enterprise_linux:7::workstation |
before 0:1.0.25-12.el7 | 0:1.0.25-12.el7 |
libsndfile-develRed Hat:enterprise_linux:7::workstation |
before 0:1.0.25-12.el7 | 0:1.0.25-12.el7 |
libsndfile-utilsRed Hat:enterprise_linux:7::workstation |
before 0:1.0.25-12.el7 | 0:1.0.25-12.el7 |
libsndfileRocky Linux:8 |
before 0:1.0.28-10.el8 | 0:1.0.28-10.el8 |
libsndfileUbuntu:Pro:14.04:LTS |
before 1.0.25-7ubuntu2.2+esm1, plus listed versions 1.0.25-7ubuntu11.0.25-7ubuntu21.0.25-7ubuntu2.11.0.25-7ubuntu2.2 |
1.0.25-7ubuntu2.2+esm1 |
libsndfileUbuntu:16.04:LTS |
before 1.0.25-10ubuntu0.16.04.2, plus listed versions 1.0.25-9.11.0.25-101.0.25-10ubuntu0.16.04.1 |
1.0.25-10ubuntu0.16.04.2 |
libsndfileUbuntu:18.04:LTS |
before 1.0.28-4ubuntu0.18.04.1, plus listed versions 1.0.28-4 |
1.0.28-4ubuntu0.18.04.1 |
libsndfileUbuntu:16.04:LTS |
before 1.0.25-10ubuntu0.16.04.3, plus listed versions 1.0.25-9.11.0.25-101.0.25-10ubuntu0.16.04.11.0.25-10ubuntu0.16.04.2 |
1.0.25-10ubuntu0.16.04.3 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-19662 is a high vulnerability (CVSS 8.1) in Libsndfile Project Libsndfile, published November 29, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.31%, the 83rd percentile. Fixed in libsndfile 1.0.28-r6.
References
lists.debian.org/debian-lts-announce/2018/12/msg00016.html
github.com/erikd/libsndfile/issues/429
usn.ubuntu.com/4013-1
lists.debian.org/debian-lts-announce/2020/10/msg00030.html
nvd.nist.gov/vuln/detail/CVE-2018-19662
github.com/advisories/GHSA-2pw9-xw4m-4w44
Show 38 moreShow less
security.alpinelinux.org/vuln/CVE-2018-19662
vulners.com/cve/CVE-2018-13139
vulners.com/cve/CVE-2018-19662
docs.bell-sw.com/security/cves/CVE-2018-19662
security-tracker.debian.org/tracker/CVE-2018-19662
advisories.mageia.org/MGASA-2020-0197.html
bugs.mageia.org/show_bug.cgi?id=26562
access.redhat.com/errata/RHSA-2020:1636
access.redhat.com/security/updates/classification
access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.2_release_notes/index
bugzilla.redhat.com/show_bug.cgi?id=1598480
bugzilla.redhat.com/show_bug.cgi?id=1659631
security.access.redhat.com/data/csaf/v2/advisories/2020/rhsa-2020_1636.json
access.redhat.com/security/cve/CVE-2018-13139
cve.org/CVERecord?id=CVE-2018-13139
nvd.nist.gov/vuln/detail/CVE-2018-13139
access.redhat.com/security/cve/CVE-2018-19662
cve.org/CVERecord?id=CVE-2018-19662
access.redhat.com/errata/RHSA-2020:3922
access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/7.9_release_notes/index
security.access.redhat.com/data/csaf/v2/advisories/2020/rhsa-2020_3922.json
errata.rockylinux.org/RLSA-2020:1636
ubuntu.com/security/CVE-2018-19662
ubuntu.com/security/notices/USN-4013-1
ubuntu.com/security/notices/USN-4704-1
ubuntu.com/security/CVE-2017-6892
ubuntu.com/security/CVE-2017-14245
ubuntu.com/security/CVE-2017-14246
ubuntu.com/security/CVE-2017-14634
ubuntu.com/security/CVE-2017-16942
ubuntu.com/security/CVE-2017-17456
ubuntu.com/security/CVE-2017-17457
ubuntu.com/security/CVE-2018-13139
ubuntu.com/security/CVE-2018-19432
ubuntu.com/security/CVE-2018-19661
ubuntu.com/security/CVE-2018-19758
ubuntu.com/security/CVE-2019-3832
ubuntu.com/security/CVE-2017-12562