{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2025-68300",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-12-16T14:48:05.293Z",
        "datePublished": "2025-12-16T15:06:18.941Z",
        "dateUpdated": "2026-05-11T21:50:30.188Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T21:50:30.188Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfs/namespace: fix reference leak in grab_requested_mnt_ns\n\nlookup_mnt_ns() already takes a reference on mnt_ns.\ngrab_requested_mnt_ns() doesn't need to take an extra reference."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/namespace.c"
                    ],
                    "versions": [
                        {
                            "version": "ba306daa7fa8ae0be5d64c215e9d43a88b4bc8bf",
                            "lessThan": "4a16b2a0c1f033f95f5d0b98b9e40e8bf7c4c2c5",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8ff97ade912dcfc5ac1783c4b8d615aacd26fd17",
                            "lessThan": "fe256e59b8e7f126b2464ee32bd9fee131f0a883",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "78f0e33cd6c939a555aa80dbed2fec6b333a7660",
                            "lessThan": "7b6dcd9bfd869eee7693e45b1817dac8c56e5f86",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/namespace.c"
                    ],
                    "versions": [
                        {
                            "version": "6.12.59",
                            "lessThan": "6.12.61",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.17.9",
                            "lessThan": "6.17.11",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ]
                }
            ],
            "cpeApplicability": [
                {
                    "nodes": [
                        {
                            "operator": "OR",
                            "negate": false,
                            "cpeMatch": [
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.12.59",
                                    "versionEndExcluding": "6.12.61"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.17.9",
                                    "versionEndExcluding": "6.17.11"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/4a16b2a0c1f033f95f5d0b98b9e40e8bf7c4c2c5"
                },
                {
                    "url": "https://git.kernel.org/stable/c/fe256e59b8e7f126b2464ee32bd9fee131f0a883"
                },
                {
                    "url": "https://git.kernel.org/stable/c/7b6dcd9bfd869eee7693e45b1817dac8c56e5f86"
                }
            ],
            "title": "fs/namespace: fix reference leak in grab_requested_mnt_ns",
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                "engine": "bippy-1.2.0"
            }
        }
    }
}