PT-2024-14695 · Linux+2 · Linux Kernel+2

Published 2023-12-29 · Updated 2025-09-29 · CVE-2023-52689

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description The issue is related to a missing mutex lock around getting meter levels in the ALSA: scarlett2 module. Specifically, the scarlett2 meter ctl get() function uses meter level map[], and the data mutex should be locked while accessing it to prevent potential concurrency issues.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Improper Locking

Weakness Enumeration

CWE-667

Related Identifiers

ALSA-2025_12746

ALSA-2025_12752

ALSA-2025_12753

ALSA-2025_16880

BDU:2025-15039

CVE-2023-52689

INFSA-2024_9315

RHSA-2024:9315

RHSA-2024_9315

Affected Products

Alsa: Scarlett2

Linux Kernel

Red Hat

References · 21

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/52xxx/CVE-2023-52689.json · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2023-52689 · Security Note
• https://ubuntu.com/security/CVE-2023-52689 · Vendor Advisory
• https://git.kernel.org/stable/c/993f7b42fa066b055e3a19b7f76ad8157c0927a0 · Patch
• https://bdu.fstec.ru/vul/2025-15039 · Security Note
• https://git.kernel.org/stable/c/74e3de7cdcc31ce75ab42350ae0946eff62a2da2 · Patch
• https://osv.dev/vulnerability/CVE-2023-52689 · Vendor Advisory
• https://linux.oracle.com/errata/ELSA-2024-9315.html · Vendor Advisory
• https://osv.dev/vulnerability/BELL-CVE-2023-52689 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2023-52689 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2023-52689 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2023-52689 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-52689 · Vendor Advisory
• https://git.kernel.org/linus/993f7b42fa066b055e3a19b7f76ad8157c0927a0 · Note
• https://docs.bell-sw.com/security/cves/CVE-2023-52689 · Note