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    "cveMetadata": {
        "cveId": "CVE-2024-40917",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2024-07-12T12:17:45.581Z",
        "datePublished": "2024-07-12T12:25:00.175Z",
        "dateUpdated": "2026-05-23T15:50:59.080Z"
    },
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                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-23T15:50:59.080Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmemblock: make memblock_set_node() also warn about use of MAX_NUMNODES\n\nOn an (old) x86 system with SRAT just covering space above 4Gb:\n\n    ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0xfffffffff] hotplug\n\nthe commit referenced below leads to this NUMA configuration no longer\nbeing refused by a CONFIG_NUMA=y kernel (previously\n\n    NUMA: nodes only cover 6144MB of your 8185MB e820 RAM. Not used.\n    No NUMA configuration found\n    Faking a node at [mem 0x0000000000000000-0x000000027fffffff]\n\nwas seen in the log directly after the message quoted above), because of\nmemblock_validate_numa_coverage() checking for NUMA_NO_NODE (only). This\nin turn led to memblock_alloc_range_nid()'s warning about MAX_NUMNODES\ntriggering, followed by a NULL deref in memmap_init() when trying to\naccess node 64's (NODE_SHIFT=6) node data.\n\nTo compensate said change, make memblock_set_node() warn on and adjust\na passed in value of MAX_NUMNODES, just like various other functions\nalready do."
                }
            ],
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                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "mm/memblock.c"
                    ],
                    "versions": [
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                            "version": "6fdc770506eb8379bf68a49d4e193c8364ac64e0",
                            "lessThan": "4ddb7f966f3d06fcf1ba5ee298af6714b593584b",
                            "status": "affected",
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                        {
                            "version": "ff6c3d81f2e86b63a3a530683f89ef393882782a",
                            "lessThan": "22f742b8f738918f683198a18ec3c691acda14c4",
                            "status": "affected",
                            "versionType": "git"
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                        {
                            "version": "ff6c3d81f2e86b63a3a530683f89ef393882782a",
                            "lessThan": "e0eec24e2e199873f43df99ec39773ad3af2bff7",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6.6.70",
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                            "status": "affected",
                            "versionType": "semver"
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                    ]
                },
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                        "mm/memblock.c"
                    ],
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                        {
                            "version": "6.8",
                            "status": "affected"
                        },
                        {
                            "version": "0",
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                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.72",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
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                        },
                        {
                            "version": "6.9.6",
                            "lessThanOrEqual": "6.9.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.10",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
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                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                                    "versionEndExcluding": "6.6.72"
                                },
                                {
                                    "vulnerable": true,
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                                    "versionStartIncluding": "6.8",
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            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/4ddb7f966f3d06fcf1ba5ee298af6714b593584b"
                },
                {
                    "url": "https://git.kernel.org/stable/c/22f742b8f738918f683198a18ec3c691acda14c4"
                },
                {
                    "url": "https://git.kernel.org/stable/c/e0eec24e2e199873f43df99ec39773ad3af2bff7"
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            ],
            "title": "memblock: make memblock_set_node() also warn about use of MAX_NUMNODES",
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                            "content": {
                                "id": "CVE-2024-40917",
                                "role": "CISA Coordinator",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
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                                "version": "2.0.3",
                                "timestamp": "2024-09-10T17:05:43.202207Z"
                            }
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                "title": "CISA ADP Vulnrichment",
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                    "shortName": "CISA-ADP",
                    "dateUpdated": "2024-09-11T17:33:04.005Z"
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