PT-2026-39028 · Linux · Linux Kernel

Published 2026-05-08 · Updated 2026-05-21 · CVE-2026-43367

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 An issue exists in the drm/amd component where NULL pointer dereferences can occur during device cleanup on unsupported hardware due to missing NULL checks for version pointers.

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

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

CVE-2026-43367

Affected Products

Linux Kernel

References · 15

• https://security-tracker.debian.org/tracker/CVE-2026-43367 · Vendor Advisory
• https://git.kernel.org/stable/c/5edcb0d6729b88f192ec8b0896aaf581e3593c9c · Patch
• https://cve.org/CVERecord?id=CVE-2026-43367 · Security Note
• https://osv.dev/vulnerability/BELL-CVE-2026-43367 · Vendor Advisory
• https://git.kernel.org/stable/c/38f1640db7f8bf57b9e09c5b0b8b205a598f1b3e · Patch
• https://osv.dev/vulnerability/DEBIAN-CVE-2026-43367 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-43367 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-43367 · Vendor Advisory
• https://git.kernel.org/stable/c/72ecb1dae72775fa9fea0159d8445d620a0a2295 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2026-43367 · Security Note
• https://twitter.com/hetmehtaa/status/2055151398283837677 · Twitter Post
• https://docs.bell-sw.com/security/cves/CVE-2026-43367 · Note
• https://git.kernel.org/linus/72ecb1dae72775fa9fea0159d8445d620a0a2295 · Note
• https://t.me/cveNotify/163640 · Telegram Post
• https://twitter.com/CVEnew/status/2052811004006867178 · Twitter Post