PT-2025-8400 · Linux+3 · Linux Kernel+3

Published 2023-11-07 · Updated 2025-09-29 · CVE-2022-49466

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 A refcount leak issue has been identified in the Linux kernel, specifically in the scmi regulator probe function. The of find node by name() function returns a node pointer with an incremented refcount, which requires the use of of node put() when done to avoid a refcount leak. This issue has been resolved by adding a missing of node put() call.

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

Exploit

Related Identifiers

ALSA-2025_16880

CVE-2022-49466

RHSA-2023:6583

RHSA-2023_6583

SUSE-SU-2025:1027-1

SUSE-SU-2025:1176-1

SUSE-SU-2025:1183-1

SUSE-SU-2025:1241-1

SUSE-SU-2025_1027-1

SUSE-SU-2025_1241-1

Affected Products

Astra Linux

Linux Kernel

Red Hat

Suse

References · 1329

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49466.json · Exploit
• https://security-tracker.debian.org/tracker/CVE-2022-49466 · Vendor Advisory
• https://git.kernel.org/stable/c/299a002161c7bfb72e99ba45e5b660aecc344ea0 · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:1027-1 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2022-49466 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2022-49466 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-49466 · Vendor Advisory
• https://git.kernel.org/stable/c/9ebbfa73d69909b7c737f599fd4ebd42318fc881 · Patch
• https://git.kernel.org/stable/c/4a59c763ef9b68c711dc2fd2ef4a6648da5480ee · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2022-49466 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2025:1176-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:1183-1 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-49466 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:1241-1 · Vendor Advisory
• https://git.kernel.org/stable/c/68d6c8476fd4f448e70e0ab31ff972838ac41dae · Patch