{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-53031","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-06-09T07:44:35.380Z","datePublished":"2026-06-24T16:29:39.043Z","dateUpdated":"2026-06-28T06:38:17.067Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-06-28T06:38:17.067Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nbpf: Validate node_id in arena_alloc_pages()\n\narena_alloc_pages() accepts a plain int node_id and forwards it through\nthe entire allocation chain without any bounds checking.\n\nValidate node_id before passing it down the allocation chain in\narena_alloc_pages()."}],"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":["kernel/bpf/arena.c"],"versions":[{"version":"317460317a02a1af512697e6e964298dedd8a163","lessThan":"31d3b4b28e55835646d6829d60023f730dd34e85","status":"affected","versionType":"git"},{"version":"317460317a02a1af512697e6e964298dedd8a163","lessThan":"e15900888c09480a4c632bc598f1c5bd39bed6d6","status":"affected","versionType":"git"},{"version":"317460317a02a1af512697e6e964298dedd8a163","lessThan":"fb66e20130f95a93ffea1677252526a9e39170b2","status":"affected","versionType":"git"},{"version":"317460317a02a1af512697e6e964298dedd8a163","lessThan":"2845989f2ebaf7848e4eccf9a779daf3156ea0a5","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["kernel/bpf/arena.c"],"versions":[{"version":"6.9","status":"affected"},{"version":"0","lessThan":"6.9","status":"unaffected","versionType":"semver"},{"version":"6.12.91","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.33","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.0.10","lessThanOrEqual":"7.0.*","status":"unaffected","versionType":"semver"},{"version":"7.1","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":"6.9","versionEndExcluding":"6.12.91"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.9","versionEndExcluding":"6.18.33"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.9","versionEndExcluding":"7.0.10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.9","versionEndExcluding":"7.1"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/31d3b4b28e55835646d6829d60023f730dd34e85"},{"url":"https://git.kernel.org/stable/c/e15900888c09480a4c632bc598f1c5bd39bed6d6"},{"url":"https://git.kernel.org/stable/c/fb66e20130f95a93ffea1677252526a9e39170b2"},{"url":"https://git.kernel.org/stable/c/2845989f2ebaf7848e4eccf9a779daf3156ea0a5"}],"title":"bpf: Validate node_id in arena_alloc_pages()","x_generator":{"engine":"bippy-1.2.0"}}}}