{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.1",
    "cveMetadata": {
        "cveId": "CVE-2024-35993",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2024-05-17T13:50:33.147Z",
        "datePublished": "2024-05-20T09:47:57.739Z",
        "dateUpdated": "2024-08-02T03:30:12.237Z"
    },
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                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2024-05-29T05:32:35.526Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmm: turn folio_test_hugetlb into a PageType\n\nThe current folio_test_hugetlb() can be fooled by a concurrent folio split\ninto returning true for a folio which has never belonged to hugetlbfs. \nThis can't happen if the caller holds a refcount on it, but we have a few\nplaces (memory-failure, compaction, procfs) which do not and should not\ntake a speculative reference.\n\nSince hugetlb pages do not use individual page mapcounts (they are always\nfully mapped and use the entire_mapcount field to record the number of\nmappings), the PageType field is available now that page_mapcount()\nignores the value in this field.\n\nIn compaction and with CONFIG_DEBUG_VM enabled, the current implementation\ncan result in an oops, as reported by Luis. This happens since 9c5ccf2db04b\n(\"mm: remove HUGETLB_PAGE_DTOR\") effectively added some VM_BUG_ON() checks\nin the PageHuge() testing path.\n\n[willy@infradead.org: update vmcoreinfo]\n  Link: https://lkml.kernel.org/r/ZgGZUvsdhaT1Va-T@casper.infradead.org"
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "include/linux/page-flags.h",
                        "include/trace/events/mmflags.h",
                        "kernel/vmcore_info.c",
                        "mm/hugetlb.c"
                    ],
                    "versions": [
                        {
                            "version": "9c5ccf2db04b",
                            "lessThan": "2431b5f2650d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "9c5ccf2db04b",
                            "lessThan": "9fdcc5b6359d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "9c5ccf2db04b",
                            "lessThan": "d99e3140a4d3",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
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                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "include/linux/page-flags.h",
                        "include/trace/events/mmflags.h",
                        "kernel/vmcore_info.c",
                        "mm/hugetlb.c"
                    ],
                    "versions": [
                        {
                            "version": "6.6",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.6",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "6.6.30",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "6.8.9",
                            "lessThanOrEqual": "6.8.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "6.9",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/2431b5f2650dfc47ce782d1ca7b02d6b3916976f"
                },
                {
                    "url": "https://git.kernel.org/stable/c/9fdcc5b6359dfdaa52a55033bf50e2cedd66eb32"
                },
                {
                    "url": "https://git.kernel.org/stable/c/d99e3140a4d33e26066183ff727d8f02f56bec64"
                }
            ],
            "title": "mm: turn folio_test_hugetlb into a PageType",
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                            "content": {
                                "id": "CVE-2024-35993",
                                "role": "CISA Coordinator",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "partial"
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                                ],
                                "version": "2.0.3",
                                "timestamp": "2024-05-20T14:06:03.625705Z"
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                    "shortName": "CVE",
                    "dateUpdated": "2024-08-02T03:30:12.237Z"
                },
                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "https://git.kernel.org/stable/c/2431b5f2650dfc47ce782d1ca7b02d6b3916976f",
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