PT-2026-30040 · Linux · Linux Kernel

Published 2026-04-03 · Updated 2026-04-20 · CVE-2026-23426

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 device node reference leak in the logicvc drm config parse() function. The function calls of get child by name() to find the "layers" node but fails to release the reference, resulting in a memory leak.

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

Related Identifiers

CVE-2026-23426

ECHO-D3B4-8E5C-6E85

Affected Products

Linux Kernel

References · 18

• https://git.kernel.org/stable/c/78e91e49d28e05ccaa6b445bafb5e367d57c9583 · Patch
• https://osv.dev/vulnerability/BELL-CVE-2026-23426 · Vendor Advisory
• https://git.kernel.org/stable/c/f8a6eba20edb938166b26e133cc61306e1bc6de9 · Patch
• https://git.kernel.org/stable/c/b88f49910be147b7974098b9172b0d3873142d6a · Patch
• https://osv.dev/vulnerability/DEBIAN-CVE-2026-23426 · Vendor Advisory
• https://git.kernel.org/stable/c/fef0e649f8b42bdffe4a916dd46e1b1e9ad2f207 · Patch
• https://security-tracker.debian.org/tracker/CVE-2026-23426 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-23426 · Vendor Advisory
• https://osv.dev/vulnerability/ROOT-OS-UBUNTU-2404-CVE-2026-23426 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-23426 · Security Note
• https://git.kernel.org/stable/c/0bd326dffd9e103335d77d9c31275c0d5a7979eb · Patch
• https://cve.org/CVERecord?id=CVE-2026-23426 · Security Note
• https://git.kernel.org/stable/c/871630255ecd2d9b64ad1d75a7dfc0567d7d9989 · Patch
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-23426 · Vendor Advisory
• https://twitter.com/VulmonFeeds/status/2040084378307514863 · Twitter Post