PT-2025-43082 · Linux+1 · Linux Kernel+1

Published 2022-12-07 · Updated 2025-12-04 · CVE-2022-50572

Positive Technologies (AI Summary)

CVSS v2.0

4.6

Medium

Base vector

AV:L/AC:L/Au:S/C:N/I:N/A:C

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

Description The Linux kernel contains an issue within the ASoC (Advanced Linux Sound Architecture) audio graph card component. Specifically, a reference count leak exists in the graph for each link() function. The of get next child() function increments the reference count of a node and decrements the reference count of the previous node. In the error path of a while loop, the of node put() function is required to decrement the reference count of cpu ep to prevent a memory leak.

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

Exploit

Weakness Enumeration

CWE-911

CWE-664

Related Identifiers

BDU:2026-04013

CVE-2022-50572

SUSE-SU-2025:4111-1

SUSE-SU-2025:4139-1

SUSE-SU-2025:4149-1

SUSE-SU-2025:4320-1

Affected Products

Linux Kernel

Suse

References · 452

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50572.json · Exploit
• https://osv.dev/vulnerability/CVE-2022-50572 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2022-50572 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2025:4111-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-50572 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-50572 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-04013 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2025:4320-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:4149-1 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2022-50572 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-50572 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:4139-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-50572 · Vendor Advisory
• https://suse.com/security/cve/CVE-2023-53578 · Note
• https://bugzilla.suse.com/1251230 · Note