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CVE-2023-34318

Heap-buffer-overflow in src/hcom.c

7.8 HighFix available

A heap buffer overflow vulnerability was found in sox, in the startread function at sox/src/hcom.c:160:41. This flaw can lead to a denial of service, code execution, or information disclosure.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

0.27%Up 0.2 points since Jul 11, 2023
90%50%10%1%

What each source reports

CVE List Score used 7.8

Heap-buffer-overflow in src/hcom.c

A heap buffer overflow vulnerability was found in sox, in the startread function at sox/src/hcom.c:160:41. This flaw can lead to a denial of service, code execution, or information disclosure.

Record
CVE-2023-34318
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness
CWE-122
Updated
2026-11-02
EUVDEUVD-2023-38399 7.8

A heap buffer overflow vulnerability was found in sox, in the startread function at sox/src/hcom.c:160:41. This flaw can lead to a denial of service, code execution, or information disclosure.

Record
EUVD-2023-38399
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-03
GitHub AdvisoriesGHSA-f26w-p752-7ggh 7.8

A heap buffer overflow vulnerability was found in sox, in the startread function at sox/src/hcom...

A heap buffer overflow vulnerability was found in sox, in the startread function at sox/src/hcom.c:160:41. This flaw can lead to a denial of service, code execution, or information disclosure.

Record
GHSA-f26w-p752-7ggh
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness
CWE-122, CWE-787
Updated
2026-11-02
NVD 7.8

A heap buffer overflow vulnerability was found in sox, in the startread function at sox/src/hcom.c:160:41. This flaw can lead to a denial of service, code execution, or information disclosure.

Record
CVE-2023-34318
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-122, CWE-787
Updated
2026-11-02
OSVAZL-44005 7.8

CVE-2023-34318 affecting package sox 14.4.2.0-34

A heap buffer overflow vulnerability was found in sox, in the startread function at sox/src/hcom.c:160:41. This flaw can lead to a denial of service, code execution, or information disclosure.

Record
AZL-44005
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVAZL-44595 7.8

CVE-2023-34318 affecting package sox 14.4.2.0-34

A heap buffer overflow vulnerability was found in sox, in the startread function at sox/src/hcom.c:160:41. This flaw can lead to a denial of service, code execution, or information disclosure.

Record
AZL-44595
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-05
Show 6 moreShow less
OSV 7.8

A heap buffer overflow vulnerability was found in sox, in the startread function at sox/src/hcom.c:160:41. This flaw can lead to a denial of service, code execution, or information disclosure.

Record
CVE-2023-34318
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVDEBIAN-CVE-2023-34318 7.8

A heap buffer overflow vulnerability was found in sox, in the startread function at sox/src/hcom.c:160:41. This flaw can lead to a denial of service, code execution, or information disclosure.

Record
DEBIAN-CVE-2023-34318
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVOESA-2023-1931 7.8

sox security update

SoX is a cross-platform (Windows, Linux, MacOS X, etc.) command line utility that can convert various formats of computer audio files in to other formats. It can also apply various effects to these sound files, and, as an added bonus, SoX can play and record audio files on most platforms.

Security Fix(es):

A vulnerability was found in SoX, where a heap-buffer-overflow occurs in function lsx_read_w_buf() in formats_i.c file. The vulnerability is exploitable with a crafted file, that could cause an application to crash.(CVE-2021-23159)

A vulnerability was found in SoX, where a heap-buffer-overflow occurs in function startread() in hcom.c file. The vulnerability is exploitable with a crafted hcomn file, that could cause an application to crash.(CVE-2021-23172)

A floating point exception (divide-by-zero) issue was discovered in SoX in functon read_samples() of voc.c file. An attacker with a crafted file, could cause an application to crash.(CVE-2021-23210)

A floating point exception (divide-by-zero) issue was discovered in SoX in functon startread() of wav.c file. An attacker with a crafted wav file, could cause an application to crash.(CVE-2021-33844)

A floating point exception vulnerability was found in sox, in the lsx_aiffstartwrite function at sox/src/aiff.c:622:58. This flaw can lead to a denial of service.(CVE-2023-26590)

A floating point exception vulnerability was found in sox, in the read_samples function at sox/src/voc.c:334:18. This flaw can lead to a denial of service.(CVE-2023-32627)

A heap buffer overflow vulnerability was found in sox, in the startread function at sox/src/hcom.c:160:41. This flaw can lead to a denial of service, code execution, or information disclosure.(CVE-2023-34318)

A heap buffer overflow vulnerability was found in sox, in the lsx_readbuf function at sox/src/formats_i.c:98:16. This flaw can lead to a denial of service, code execution, or information disclosure.(CVE-2023-34432)

Record
OESA-2023-1931
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVopenSUSE-SU-2023:0328-1 No score

Security update for sox

This update for sox fixes the following issues:

  • Apply various fix patches taken from Debian package; it fixes also other entries (CVE-2022-31650 boo#1212060 CVE-2023-34318 boo#1212062 CVE-2023-34432 boo#1212063)
  • Fix floating point exception in src/voc.c (CVE-2023-32627 boo#1212061)
Record
openSUSE-SU-2023:0328-1
Updated
2026-11-02
OSVopenSUSE-SU-2023:0329-1 No score

Security update for sox

This update for sox fixes the following issues:

  • Apply various fix patches taken from Debian package; it fixes also other entries (CVE-2022-31650 boo#1212060 CVE-2023-34318 boo#1212062 CVE-2023-34432 boo#1212063)
  • Fix floating point exception in src/voc.c (CVE-2023-32627 boo#1212061)
Record
openSUSE-SU-2023:0329-1
Updated
2026-11-02
OSVopenSUSE-SU-2024:13359-1 No score

libsox3-14.4.2-8.1 on GA media

These are all security issues fixed in the libsox3-14.4.2-8.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:13359-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
sox
Azure Linux:2
 through 14.4.2.0-34 None known
sox
Azure Linux:3
 through 14.4.2.0-34 None known
sox
Debian:12
 before 14.4.2+git20190427-3.2
14.4.2+git20190427-3.2
sox
Debian:13
 before 14.4.2+git20190427-3.2
14.4.2+git20190427-3.2
sox
openEuler:20.03-LTS-SP1
From an advisory covering 8 CVEs
 before 14.4.2.0-29.oe1
14.4.2.0-29.oe1
sox
openEuler:20.03-LTS-SP3
From an advisory covering 8 CVEs
 before 14.4.2.0-29.oe1
14.4.2.0-29.oe1
sox
openEuler:22.03-LTS
From an advisory covering 8 CVEs
 before 14.4.2.0-29.oe2203sp2
14.4.2.0-29.oe2203sp2
sox
openEuler:22.03-LTS-SP1
From an advisory covering 8 CVEs
 before 14.4.2.0-29.oe2203sp1
14.4.2.0-29.oe2203sp1
sox
openEuler:22.03-LTS-SP2
From an advisory covering 8 CVEs
 before 14.4.2.0-29.oe2203sp2
14.4.2.0-29.oe2203sp2
sox
SUSE:Package Hub 15 SP4
From an advisory covering 10 CVEs
 before 14.4.2-bp154.2.3.1
14.4.2-bp154.2.3.1
Show 4 moreShow less
Affected packages
PackageAffectedFixed
sox
openSUSE:Leap 15.4
From an advisory covering 10 CVEs
 before 14.4.2-bp154.2.3.1
14.4.2-bp154.2.3.1
sox
SUSE:Package Hub 15 SP5
From an advisory covering 10 CVEs
 before 14.4.2-bp155.3.3.1
14.4.2-bp155.3.3.1
sox
openSUSE:Leap 15.5
From an advisory covering 10 CVEs
 before 14.4.2-bp155.3.3.1
14.4.2-bp155.3.3.1
sox
openSUSE:Tumbleweed
From an advisory covering 9 CVEs
 before 14.4.2-8.1
14.4.2-8.1

History

History
RecordedChangedSources
affected
factsOSV
aliases, publishedEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-34318 is a high vulnerability (CVSS 7.8) in Fedora Extra Packages For Enterprise Linux, published July 10, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.27%, the 20th percentile. Fixed in sox 14.4.2+git20190427-3.2.

References

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