PT-2025-25943 · Linux+1 · Linux Kernel+1

Published 2022-07-05 · Updated 2025-06-19 · CVE-2022-50017

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 bug has been identified in the Linux kernel, specifically in the mips: cavium-octeon module. The issue arises from a missing of node put() call for the reference 'uctl node' returned by of get parent(), which increases the refcount. This results in a refcount leak bug. The issue is resolved by calling of node put() for the 'uctl node' reference.

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

Exploit

Weakness Enumeration

CWE-911

Related Identifiers

BDU:2026-04505

CVE-2022-50017

Affected Products

Astra Linux

Linux Kernel

References · 26

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50017.json · Exploit
• https://bdu.fstec.ru/vul/2026-04505 · Security Note
• https://git.kernel.org/stable/c/7a9f743ceead60ed454c46fbc3085ee9a79cbebb · Patch
• https://git.kernel.org/stable/c/7822d994eb9579a1df4cdbc315db090a041e50f3 · Patch
• https://git.kernel.org/stable/c/9d1afa0169a84dcd5b79901d792edeb8403684ab · Patch
• https://git.kernel.org/stable/c/a80016c40cc797c7f3e5a705b8e12ae447280335 · Patch
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-50017 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2022-50017 · Security Note
• https://git.kernel.org/stable/c/c06166a484eece51916dd700a870e53356b7e1bc · Patch
• https://git.kernel.org/stable/c/1b49707df679b5510ed06ace7378ddc2aec5c3fb · Patch
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-50017 · Vendor Advisory
• https://git.kernel.org/stable/c/1e39037e44d7fa3728686af146f9285ea197097d · Patch
• https://ubuntu.com/security/CVE-2022-50017 · Vendor Advisory
• https://git.kernel.org/stable/c/af87a469695dc2b2419b2fdff0bf41db5265b325 · Patch
• https://osv.dev/vulnerability/CVE-2022-50017 · Vendor Advisory