{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-43212","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-05-01T14:12:55.993Z","datePublished":"2026-05-06T11:28:15.272Z","dateUpdated":"2026-05-11T22:20:10.279Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T22:20:10.279Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nLoongArch: Make cpumask_of_node() robust against NUMA_NO_NODE\n\nThe arch definition of cpumask_of_node() cannot handle NUMA_NO_NODE -\nwhich is a valid index - so add a check for this."}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH"}}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/loongarch/include/asm/topology.h"],"versions":[{"version":"d4b6f1562a3c3284adcef81d6e4f183d7d34b8a9","lessThan":"b5bf05e05cdf489a04137e4da407de9d4cca5295","status":"affected","versionType":"git"},{"version":"d4b6f1562a3c3284adcef81d6e4f183d7d34b8a9","lessThan":"bb1a54f7f011f19ed936632698eae574e0b91063","status":"affected","versionType":"git"},{"version":"d4b6f1562a3c3284adcef81d6e4f183d7d34b8a9","lessThan":"92adfb707beec0fe956424373654a70aad35ea13","status":"affected","versionType":"git"},{"version":"d4b6f1562a3c3284adcef81d6e4f183d7d34b8a9","lessThan":"61a56df2fbaad3a4d00f0c6a904b5d1ee8982eb4","status":"affected","versionType":"git"},{"version":"d4b6f1562a3c3284adcef81d6e4f183d7d34b8a9","lessThan":"1d8f2f024801019d85159a020b72a4424b46bcf4","status":"affected","versionType":"git"},{"version":"d4b6f1562a3c3284adcef81d6e4f183d7d34b8a9","lessThan":"94b0c831eda778ae9e4f2164a8b3de485d8977bb","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/loongarch/include/asm/topology.h"],"versions":[{"version":"5.19","status":"affected"},{"version":"0","lessThan":"5.19","status":"unaffected","versionType":"semver"},{"version":"6.1.165","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.128","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.75","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.16","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"6.19.6","lessThanOrEqual":"6.19.*","status":"unaffected","versionType":"semver"},{"version":"7.0","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.19","versionEndExcluding":"6.1.165"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.19","versionEndExcluding":"6.6.128"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.19","versionEndExcluding":"6.12.75"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.19","versionEndExcluding":"6.18.16"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.19","versionEndExcluding":"6.19.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.19","versionEndExcluding":"7.0"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/b5bf05e05cdf489a04137e4da407de9d4cca5295"},{"url":"https://git.kernel.org/stable/c/bb1a54f7f011f19ed936632698eae574e0b91063"},{"url":"https://git.kernel.org/stable/c/92adfb707beec0fe956424373654a70aad35ea13"},{"url":"https://git.kernel.org/stable/c/61a56df2fbaad3a4d00f0c6a904b5d1ee8982eb4"},{"url":"https://git.kernel.org/stable/c/1d8f2f024801019d85159a020b72a4424b46bcf4"},{"url":"https://git.kernel.org/stable/c/94b0c831eda778ae9e4f2164a8b3de485d8977bb"}],"title":"LoongArch: Make cpumask_of_node() robust against NUMA_NO_NODE","x_generator":{"engine":"bippy-1.2.0"}}}}