{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2025-38195",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-04-16T04:51:23.993Z",
        "datePublished": "2025-07-04T13:37:18.558Z",
        "dateUpdated": "2026-05-23T15:59:11.552Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-23T15:59:11.552Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nLoongArch: Fix panic caused by NULL-PMD in huge_pte_offset()\n\nERROR INFO:\n\nCPU 25 Unable to handle kernel paging request at virtual address 0x0\n         ...\n Call Trace:\n [<900000000023c30c>] huge_pte_offset+0x3c/0x58\n [<900000000057fd4c>] hugetlb_follow_page_mask+0x74/0x438\n [<900000000051fee8>] __get_user_pages+0xe0/0x4c8\n [<9000000000522414>] faultin_page_range+0x84/0x380\n [<9000000000564e8c>] madvise_vma_behavior+0x534/0xa48\n [<900000000056689c>] do_madvise+0x1bc/0x3e8\n [<9000000000566df4>] sys_madvise+0x24/0x38\n [<90000000015b9e88>] do_syscall+0x78/0x98\n [<9000000000221f18>] handle_syscall+0xb8/0x158\n\nIn some cases, pmd may be NULL and rely on NULL as the return value for\nprocessing, so it is necessary to determine this situation here."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "arch/loongarch/mm/hugetlbpage.c"
                    ],
                    "versions": [
                        {
                            "version": "2ca9380b12711afe95b3589bd82b59623b3c96b3",
                            "lessThan": "b427d98d55217b53c88643579fbbd8a4c351a105",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "51424fd171cee6a33f01f7c66b8eb23ac42289d4",
                            "lessThan": "985f086f281b7bbb6644851e63af1a17ffff9277",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "bd51834d1cf65a2c801295d230c220aeebf87a73",
                            "lessThan": "b5c7397b7fd125203c60b59860c168ee92291272",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "bd51834d1cf65a2c801295d230c220aeebf87a73",
                            "lessThan": "ee084fa96123ede8b0563a1b5a9b23adc43cd50d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "34256805720993e37adf6127371a1265aea8376a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "b49f085cd671addbda4802d6b9382513f7dd0f30",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6.6.89",
                            "lessThan": "6.6.95",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.26",
                            "lessThan": "6.12.35",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.136",
                            "lessThan": "6.2",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.14.5",
                            "lessThan": "6.15",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "arch/loongarch/mm/hugetlbpage.c"
                    ],
                    "versions": [
                        {
                            "version": "6.15",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.15",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.95",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.35",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.15.4",
                            "lessThanOrEqual": "6.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.16",
                            "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": "6.6.89",
                                    "versionEndExcluding": "6.6.95"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.12.26",
                                    "versionEndExcluding": "6.12.35"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.15",
                                    "versionEndExcluding": "6.15.4"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.15",
                                    "versionEndExcluding": "6.16"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.1.136"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.14.5"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/b427d98d55217b53c88643579fbbd8a4c351a105"
                },
                {
                    "url": "https://git.kernel.org/stable/c/985f086f281b7bbb6644851e63af1a17ffff9277"
                },
                {
                    "url": "https://git.kernel.org/stable/c/b5c7397b7fd125203c60b59860c168ee92291272"
                },
                {
                    "url": "https://git.kernel.org/stable/c/ee084fa96123ede8b0563a1b5a9b23adc43cd50d"
                }
            ],
            "title": "LoongArch: Fix panic caused by NULL-PMD in huge_pte_offset()",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}