PT-2026-37552 · Linux · Linux Kernel

Published 2026-05-06 · Updated 2026-05-22 · CVE-2026-43212

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description In the LoongArch architecture, the cpumask of node() function does not properly handle NUMA NO NODE, which is a valid index.

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

Related Identifiers

CVE-2026-43212

OESA-2026-2416

Affected Products

Linux Kernel

References · 45

• https://osv.dev/vulnerability/UBUNTU-CVE-2026-43212 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2026-43212 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-68185 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-40324 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-46333 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-31447 · Security Note
• https://osv.dev/vulnerability/OESA-2026-2416 · Vendor Advisory
• https://git.kernel.org/stable/c/92adfb707beec0fe956424373654a70aad35ea13 · Patch
• https://osv.dev/vulnerability/BELL-CVE-2026-43212 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-43047 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-43488 · Security Note
• https://git.kernel.org/stable/c/b5bf05e05cdf489a04137e4da407de9d4cca5295 · Patch
• https://git.kernel.org/stable/c/bb1a54f7f011f19ed936632698eae574e0b91063 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2026-43261 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2026-43212 · Vendor Advisory