{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2022-49316",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-02-26T02:08:31.537Z",
        "datePublished": "2025-02-26T02:10:43.569Z",
        "dateUpdated": "2026-05-11T18:57:20.248Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T18:57:20.248Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nNFSv4: Don't hold the layoutget locks across multiple RPC calls\n\nWhen doing layoutget as part of the open() compound, we have to be\ncareful to release the layout locks before we can call any further RPC\ncalls, such as setattr(). The reason is that those calls could trigger\na recall, which could deadlock."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/nfs/nfs4proc.c"
                    ],
                    "versions": [
                        {
                            "version": "56f487f8c8fc5d6e582b79a86fc132d050129e15",
                            "lessThan": "6b3fc1496e7227cd6a39a80bbfb7588ef7c7a010",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "56f487f8c8fc5d6e582b79a86fc132d050129e15",
                            "lessThan": "a2b3be930e79cc5d9d829f158e31172b2043f0cd",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "56f487f8c8fc5d6e582b79a86fc132d050129e15",
                            "lessThan": "0ee5b9644f06b4d3cdcd9544f43f63312e425a4c",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "56f487f8c8fc5d6e582b79a86fc132d050129e15",
                            "lessThan": "d4c2a041ed3ba114502d5ed6ace5b1a48d637a8e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "56f487f8c8fc5d6e582b79a86fc132d050129e15",
                            "lessThan": "08d7a26d115cc7892668baa9750f64bd8baca29b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "56f487f8c8fc5d6e582b79a86fc132d050129e15",
                            "lessThan": "ea759ae0a9ae5acee677d722129710ac89cc59c1",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "56f487f8c8fc5d6e582b79a86fc132d050129e15",
                            "lessThan": "6949493884fe88500de4af182588e071cf1544ee",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/nfs/nfs4proc.c"
                    ],
                    "versions": [
                        {
                            "version": "4.18",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "4.18",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.19.247",
                            "lessThanOrEqual": "4.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.198",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.122",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.47",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.17.15",
                            "lessThanOrEqual": "5.17.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.18.4",
                            "lessThanOrEqual": "5.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.19",
                            "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": "4.18",
                                    "versionEndExcluding": "4.19.247"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.18",
                                    "versionEndExcluding": "5.4.198"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.18",
                                    "versionEndExcluding": "5.10.122"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.18",
                                    "versionEndExcluding": "5.15.47"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.18",
                                    "versionEndExcluding": "5.17.15"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.18",
                                    "versionEndExcluding": "5.18.4"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.18",
                                    "versionEndExcluding": "5.19"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/6b3fc1496e7227cd6a39a80bbfb7588ef7c7a010"
                },
                {
                    "url": "https://git.kernel.org/stable/c/a2b3be930e79cc5d9d829f158e31172b2043f0cd"
                },
                {
                    "url": "https://git.kernel.org/stable/c/0ee5b9644f06b4d3cdcd9544f43f63312e425a4c"
                },
                {
                    "url": "https://git.kernel.org/stable/c/d4c2a041ed3ba114502d5ed6ace5b1a48d637a8e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/08d7a26d115cc7892668baa9750f64bd8baca29b"
                },
                {
                    "url": "https://git.kernel.org/stable/c/ea759ae0a9ae5acee677d722129710ac89cc59c1"
                },
                {
                    "url": "https://git.kernel.org/stable/c/6949493884fe88500de4af182588e071cf1544ee"
                }
            ],
            "title": "NFSv4: Don't hold the layoutget locks across multiple RPC calls",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        },
        "adp": [
            {
                "metrics": [
                    {
                        "cvssV3_1": {
                            "scope": "UNCHANGED",
                            "version": "3.1",
                            "baseScore": 5.5,
                            "attackVector": "LOCAL",
                            "baseSeverity": "MEDIUM",
                            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
                            "integrityImpact": "NONE",
                            "userInteraction": "NONE",
                            "attackComplexity": "LOW",
                            "availabilityImpact": "HIGH",
                            "privilegesRequired": "LOW",
                            "confidentialityImpact": "NONE"
                        }
                    },
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "id": "CVE-2022-49316",
                                "role": "CISA Coordinator",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "partial"
                                    }
                                ],
                                "version": "2.0.3",
                                "timestamp": "2025-10-01T19:43:59.003502Z"
                            }
                        }
                    }
                ],
                "problemTypes": [
                    {
                        "descriptions": [
                            {
                                "lang": "en",
                                "type": "CWE",
                                "cweId": "CWE-667",
                                "description": "CWE-667 Improper Locking"
                            }
                        ]
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2025-10-01T19:46:57.250Z"
                }
            }
        ]
    }
}