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    "dataVersion": "5.1",
    "cveMetadata": {
        "cveId": "CVE-2024-27022",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2024-02-19T14:20:24.210Z",
        "datePublished": "2024-05-01T05:35:39.627Z",
        "dateUpdated": "2024-09-11T17:33:37.775Z"
    },
    "containers": {
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                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2024-06-21T13:27:28.186Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfork: defer linking file vma until vma is fully initialized\n\nThorvald reported a WARNING [1]. And the root cause is below race:\n\n CPU 1\t\t\t\t\tCPU 2\n fork\t\t\t\t\thugetlbfs_fallocate\n  dup_mmap\t\t\t\t hugetlbfs_punch_hole\n   i_mmap_lock_write(mapping);\n   vma_interval_tree_insert_after -- Child vma is visible through i_mmap tree.\n   i_mmap_unlock_write(mapping);\n   hugetlb_dup_vma_private -- Clear vma_lock outside i_mmap_rwsem!\n\t\t\t\t\t i_mmap_lock_write(mapping);\n   \t\t\t\t\t hugetlb_vmdelete_list\n\t\t\t\t\t  vma_interval_tree_foreach\n\t\t\t\t\t   hugetlb_vma_trylock_write -- Vma_lock is cleared.\n   tmp->vm_ops->open -- Alloc new vma_lock outside i_mmap_rwsem!\n\t\t\t\t\t   hugetlb_vma_unlock_write -- Vma_lock is assigned!!!\n\t\t\t\t\t i_mmap_unlock_write(mapping);\n\nhugetlb_dup_vma_private() and hugetlb_vm_op_open() are called outside\ni_mmap_rwsem lock while vma lock can be used in the same time.  Fix this\nby deferring linking file vma until vma is fully initialized.  Those vmas\nshould be initialized first before they can be used."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "kernel/fork.c"
                    ],
                    "versions": [
                        {
                            "version": "8d9bfb260814",
                            "lessThan": "0c42f7e039ab",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8d9bfb260814",
                            "lessThan": "04b0c4191234",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8d9bfb260814",
                            "lessThan": "cec11fa2eb51",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8d9bfb260814",
                            "lessThan": "dd782da47076",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8d9bfb260814",
                            "lessThan": "abdb88dd272b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8d9bfb260814",
                            "lessThan": "35e351780fa9",
                            "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/fork.c"
                    ],
                    "versions": [
                        {
                            "version": "6.1",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.1",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "6.1.90",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "6.1.95",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "6.6.30",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "6.6.35",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "6.8.8",
                            "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/0c42f7e039aba3de6d7dbf92da708e2b2ecba557"
                },
                {
                    "url": "https://git.kernel.org/stable/c/04b0c41912349aff11a1bbaef6a722bd7fbb90ac"
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                },
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                    "url": "https://git.kernel.org/stable/c/abdb88dd272bbeb93efe01d8e0b7b17e24af3a34"
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                {
                    "url": "https://git.kernel.org/stable/c/35e351780fa9d8240dd6f7e4f245f9ea37e96c19"
                }
            ],
            "title": "fork: defer linking file vma until vma is fully initialized",
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                    "dateUpdated": "2024-08-02T00:21:05.791Z"
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                "title": "CVE Program Container",
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            {
                "metrics": [
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                            "type": "ssvc",
                            "content": {
                                "id": "CVE-2024-27022",
                                "role": "CISA Coordinator",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
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                                        "Technical Impact": "partial"
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                                ],
                                "version": "2.0.3",
                                "timestamp": "2024-09-10T15:44:40.515074Z"
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                "title": "CISA ADP Vulnrichment",
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