{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2021-47651",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-02-26T01:48:21.520Z",
        "datePublished": "2025-02-26T01:54:17.551Z",
        "dateUpdated": "2026-05-11T13:58:37.390Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T13:58:37.390Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nsoc: qcom: rpmpd: Check for null return of devm_kcalloc\n\nBecause of the possible failure of the allocation, data->domains might\nbe NULL pointer and will cause the dereference of the NULL pointer\nlater.\nTherefore, it might be better to check it and directly return -ENOMEM\nwithout releasing data manually if fails, because the comment of the\ndevm_kmalloc() says \"Memory allocated with this function is\nautomatically freed on driver detach.\"."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/soc/qcom/rpmpd.c"
                    ],
                    "versions": [
                        {
                            "version": "bbe3a66c3f5a65fb3d702351bac2a6033944d389",
                            "lessThan": "755dbc3d73789ac9f0017c729abf5e4b153bf799",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "bbe3a66c3f5a65fb3d702351bac2a6033944d389",
                            "lessThan": "b5d6eba71997b6d661935d2b15094ac7f9f6132d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "bbe3a66c3f5a65fb3d702351bac2a6033944d389",
                            "lessThan": "724376c30af5a57686b223dbcd6188e07d2a1de2",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "bbe3a66c3f5a65fb3d702351bac2a6033944d389",
                            "lessThan": "84b89fa877ad576e9ee8130f412cfd592f274508",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "bbe3a66c3f5a65fb3d702351bac2a6033944d389",
                            "lessThan": "31b5124d742969ea8bf7a1360596f548ca23e770",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "bbe3a66c3f5a65fb3d702351bac2a6033944d389",
                            "lessThan": "5a811126d38f9767a20cc271b34db7c8efc5a46c",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/soc/qcom/rpmpd.c"
                    ],
                    "versions": [
                        {
                            "version": "5.1",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.1",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.189",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.110",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.33",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.16.19",
                            "lessThanOrEqual": "5.16.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.17.2",
                            "lessThanOrEqual": "5.17.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.18",
                            "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": "5.1",
                                    "versionEndExcluding": "5.4.189"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.1",
                                    "versionEndExcluding": "5.10.110"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.1",
                                    "versionEndExcluding": "5.15.33"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.1",
                                    "versionEndExcluding": "5.16.19"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.1",
                                    "versionEndExcluding": "5.17.2"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.1",
                                    "versionEndExcluding": "5.18"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/755dbc3d73789ac9f0017c729abf5e4b153bf799"
                },
                {
                    "url": "https://git.kernel.org/stable/c/b5d6eba71997b6d661935d2b15094ac7f9f6132d"
                },
                {
                    "url": "https://git.kernel.org/stable/c/724376c30af5a57686b223dbcd6188e07d2a1de2"
                },
                {
                    "url": "https://git.kernel.org/stable/c/84b89fa877ad576e9ee8130f412cfd592f274508"
                },
                {
                    "url": "https://git.kernel.org/stable/c/31b5124d742969ea8bf7a1360596f548ca23e770"
                },
                {
                    "url": "https://git.kernel.org/stable/c/5a811126d38f9767a20cc271b34db7c8efc5a46c"
                }
            ],
            "title": "soc: qcom: rpmpd: Check for null return of devm_kcalloc",
            "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-2021-47651",
                                "role": "CISA Coordinator",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "partial"
                                    }
                                ],
                                "version": "2.0.3",
                                "timestamp": "2025-10-01T19:50:25.388114Z"
                            }
                        }
                    }
                ],
                "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": "2025-10-01T19:57:07.527Z"
                }
            }
        ]
    }
}