PT-2026-5525 · Linux · Linux Kernel

Published 2026-01-01 · Updated 2026-03-25 · CVE-2026-23022

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 Linux kernel contains a memory leak in the idpf vc core deinit() function. The issue involves failing to free hw->lan regs, as reported by kmemleak during reset. This can lead to memory exhaustion over time. The backtrace includes functions such as kmalloc noprof, idpf vc core init, idpf vc event task, process one work, worker thread, kthread, and ret from fork.

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

Exploit

Memory Leak

Weakness Enumeration

CWE-401

Related Identifiers

CVE-2026-23022

OPENSUSE-SU-2026:20416-1

SUSE-SU-2026:20838-1

SUSE-SU-2026:20931-1

SUSE-SU-2026:21284-1

Affected Products

Linux Kernel

References · 397

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/23xxx/CVE-2026-23022.json · Exploit
• https://osv.dev/vulnerability/SUSE-SU-2026:20838-1 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2026-23022 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2026-23022 · Security Note
• https://osv.dev/vulnerability/CVE-2026-23022 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-23022 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2026-23022 · Vendor Advisory
• https://git.kernel.org/stable/c/23391db8a00c23854915b8b72ec1aa10080aa540 · Patch
• https://osv.dev/vulnerability/SUSE-SU-2026:20931-1 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2026:20416-1 · Vendor Advisory
• https://git.kernel.org/stable/c/e111cbc4adf9f9974eed040aeece7e17460f6bff · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2026-23022 · Security Note
• https://ubuntu.com/security/CVE-2026-23022 · Vendor Advisory
• https://suse.com/security/cve/CVE-2026-23121 · Note
• https://twitter.com/TheRabbitPy/status/2031483734143173074 · Twitter Post