CVE-2023-34318

Name: CVE-2023-34318
Creator: NVD / NIST
Published: 2023-07-10T18:15:10.833+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.27%

Last modified Jun 17, 2026

CVE-2023-34318 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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.. EPSS estimates a 0.27% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.27%

18.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Sound Exchange Project	Sound Exchange	14.4.3
Fedoraproject	Extra Packages For Enterprise Linux	8.0
Fedoraproject	Fedora	38
Redhat	Enterprise Linux	6.0
Redhat	Enterprise Linux	7.0

References

https://access.redhat.com/security/cve/CVE-2023-34318Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2212283Issue Tracking, Third Party Advisory
https://access.redhat.com/security/cve/CVE-2023-34318Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2212283Issue Tracking, Third Party Advisory

Timeline

Published: Jul 10, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-34318?

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.

How severe is CVE-2023-34318?

CVE-2023-34318 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.27% probability of exploitation in the next 30 days.

How do I fix CVE-2023-34318?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-34318?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST