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CVE Vulnerability Details :

CVE-2026-43212

PUBLISHED

More Info Official Page

Assigner-Linux

Assigner Org ID-416baaa9-dc9f-4396-8d5f-8c081fb06d67

Published At-06 May, 2026 | 11:28

Updated At-11 May, 2026 | 22:20

▼CVE Numbering Authority (CNA)

LoongArch: Make cpumask_of_node() robust against NUMA_NO_NODE

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Make cpumask_of_node() robust against NUMA_NO_NODE The arch definition of cpumask_of_node() cannot handle NUMA_NO_NODE - which is a valid index - so add a check for this.

Affected Products

Vendor

Linux Kernel Organization, Inc

Product

Linux

Repo

https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

Program Files

arch/loongarch/include/asm/topology.h

Default Status

unaffected

Versions

Affected

From d4b6f1562a3c3284adcef81d6e4f183d7d34b8a9 before b5bf05e05cdf489a04137e4da407de9d4cca5295 (git)
From d4b6f1562a3c3284adcef81d6e4f183d7d34b8a9 before bb1a54f7f011f19ed936632698eae574e0b91063 (git)
From d4b6f1562a3c3284adcef81d6e4f183d7d34b8a9 before 92adfb707beec0fe956424373654a70aad35ea13 (git)
From d4b6f1562a3c3284adcef81d6e4f183d7d34b8a9 before 61a56df2fbaad3a4d00f0c6a904b5d1ee8982eb4 (git)
From d4b6f1562a3c3284adcef81d6e4f183d7d34b8a9 before 1d8f2f024801019d85159a020b72a4424b46bcf4 (git)
From d4b6f1562a3c3284adcef81d6e4f183d7d34b8a9 before 94b0c831eda778ae9e4f2164a8b3de485d8977bb (git)

Vendor

Linux Kernel Organization, Inc

Product

Linux

Repo

https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

Program Files

arch/loongarch/include/asm/topology.h

Default Status

affected

Versions

Affected

5.19

Unaffected

From 0 before 5.19 (semver)
From 6.1.165 through 6.1.* (semver)
From 6.6.128 through 6.6.* (semver)
From 6.12.75 through 6.12.* (semver)
From 6.18.16 through 6.18.* (semver)
From 6.19.6 through 6.19.* (semver)
From 7.0 through * (original_commit_for_fix)

Metrics

Version	Base score	Base severity	Vector
3.1	7.8	HIGH	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Version: 3.1

Base score: 7.8

Base severity: HIGH

Vector:

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

Hyperlink	Resource
https://git.kernel.org/stable/c/b5bf05e05cdf489a04137e4da407de9d4cca5295	N/A
https://git.kernel.org/stable/c/bb1a54f7f011f19ed936632698eae574e0b91063	N/A
https://git.kernel.org/stable/c/92adfb707beec0fe956424373654a70aad35ea13	N/A
https://git.kernel.org/stable/c/61a56df2fbaad3a4d00f0c6a904b5d1ee8982eb4	N/A
https://git.kernel.org/stable/c/1d8f2f024801019d85159a020b72a4424b46bcf4	N/A
https://git.kernel.org/stable/c/94b0c831eda778ae9e4f2164a8b3de485d8977bb	N/A