{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2022-50380",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-09-17T14:53:06.996Z",
        "datePublished": "2025-09-18T13:33:02.472Z",
        "dateUpdated": "2026-05-11T19:18:25.104Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:18:25.104Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmm: /proc/pid/smaps_rollup: fix no vma's null-deref\n\nCommit 258f669e7e88 (\"mm: /proc/pid/smaps_rollup: convert to single value\nseq_file\") introduced a null-deref if there are no vma's in the task in\nshow_smaps_rollup."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/proc/task_mmu.c"
                    ],
                    "versions": [
                        {
                            "version": "258f669e7e88c18edbc23fe5ce00a476b924551f",
                            "lessThan": "dbe863bce7679c7f5ec0e993d834fe16c5e687b5",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "258f669e7e88c18edbc23fe5ce00a476b924551f",
                            "lessThan": "6bb8769326c46db3058780c0640dcc49d8187b24",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "258f669e7e88c18edbc23fe5ce00a476b924551f",
                            "lessThan": "a50ed2d28727ff605d95fb9a53be8ff94e8eaaf4",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "258f669e7e88c18edbc23fe5ce00a476b924551f",
                            "lessThan": "33fc9e26b7cb39f0d4219c875a2451802249c225",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "258f669e7e88c18edbc23fe5ce00a476b924551f",
                            "lessThan": "97898139ca9b81ba9322a585e07490983c53b55a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "258f669e7e88c18edbc23fe5ce00a476b924551f",
                            "lessThan": "c4c84f06285e48f80e9843d0775ad92714ffc35a",
                            "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/proc/task_mmu.c"
                    ],
                    "versions": [
                        {
                            "version": "4.19",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "4.19",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.19.264",
                            "lessThanOrEqual": "4.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.221",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.152",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.76",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.0.6",
                            "lessThanOrEqual": "6.0.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1",
                            "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": "4.19",
                                    "versionEndExcluding": "4.19.264"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.19",
                                    "versionEndExcluding": "5.4.221"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.19",
                                    "versionEndExcluding": "5.10.152"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.19",
                                    "versionEndExcluding": "5.15.76"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.19",
                                    "versionEndExcluding": "6.0.6"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.19",
                                    "versionEndExcluding": "6.1"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/dbe863bce7679c7f5ec0e993d834fe16c5e687b5"
                },
                {
                    "url": "https://git.kernel.org/stable/c/6bb8769326c46db3058780c0640dcc49d8187b24"
                },
                {
                    "url": "https://git.kernel.org/stable/c/a50ed2d28727ff605d95fb9a53be8ff94e8eaaf4"
                },
                {
                    "url": "https://git.kernel.org/stable/c/33fc9e26b7cb39f0d4219c875a2451802249c225"
                },
                {
                    "url": "https://git.kernel.org/stable/c/97898139ca9b81ba9322a585e07490983c53b55a"
                },
                {
                    "url": "https://git.kernel.org/stable/c/c4c84f06285e48f80e9843d0775ad92714ffc35a"
                }
            ],
            "title": "mm: /proc/pid/smaps_rollup: fix no vma's null-deref",
            "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-2022-50380",
                                "role": "CISA Coordinator",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "partial"
                                    }
                                ],
                                "version": "2.0.3",
                                "timestamp": "2026-01-14T18:47:31.884838Z"
                            }
                        }
                    }
                ],
                "problemTypes": [
                    {
                        "descriptions": [
                            {
                                "lang": "en",
                                "type": "CWE",
                                "cweId": "CWE-476",
                                "description": "CWE-476 NULL Pointer Dereference"
                            }
                        ]
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2026-01-14T18:53:03.845Z"
                }
            }
        ]
    }
}