{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2021-47644",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-02-26T01:48:21.519Z",
        "datePublished": "2025-02-26T01:54:14.179Z",
        "dateUpdated": "2026-05-11T13:58:23.078Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T13:58:23.078Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: staging: media: zoran: move videodev alloc\n\nMove some code out of zr36057_init() and create new functions for handling\nzr->video_dev. This permit to ease code reading and fix a zr->video_dev\nmemory leak."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/staging/media/zoran/zoran.h",
                        "drivers/staging/media/zoran/zoran_card.c",
                        "drivers/staging/media/zoran/zoran_driver.c"
                    ],
                    "versions": [
                        {
                            "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
                            "lessThan": "8dce4b265a5357731058f69645840dabc718c687",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "61c3b19f7b9eb7c7838fd35f86566230fefd6550",
                            "lessThan": "bd01629315ffd5b63da91d0bd529a77d30e55028",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "61c3b19f7b9eb7c7838fd35f86566230fefd6550",
                            "lessThan": "ff3357bffd9fb78f59762d8955afc7382a279079",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "61c3b19f7b9eb7c7838fd35f86566230fefd6550",
                            "lessThan": "c1ba65100a359fe28cfe37e09e10c99f247cbf1e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "61c3b19f7b9eb7c7838fd35f86566230fefd6550",
                            "lessThan": "1e501ec38796f43e995731d1bcd4173cb1ccfce0",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "61c3b19f7b9eb7c7838fd35f86566230fefd6550",
                            "lessThan": "82e3a496eb56da0b9f29fdc5b63cedb3289e91de",
                            "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/staging/media/zoran/zoran.h",
                        "drivers/staging/media/zoran/zoran_card.c",
                        "drivers/staging/media/zoran/zoran_driver.c"
                    ],
                    "versions": [
                        {
                            "version": "2.6.12",
                            "status": "affected"
                        },
                        {
                            "version": "5.10",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "2.6.12",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.2",
                            "lessThan": "5.10",
                            "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": "2.6.12",
                                    "versionEndExcluding": "5.2"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.10",
                                    "versionEndExcluding": "5.10.110"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.10",
                                    "versionEndExcluding": "5.15.33"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.10",
                                    "versionEndExcluding": "5.16.19"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.10",
                                    "versionEndExcluding": "5.17.2"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.10",
                                    "versionEndExcluding": "5.18"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/8dce4b265a5357731058f69645840dabc718c687"
                },
                {
                    "url": "https://git.kernel.org/stable/c/bd01629315ffd5b63da91d0bd529a77d30e55028"
                },
                {
                    "url": "https://git.kernel.org/stable/c/ff3357bffd9fb78f59762d8955afc7382a279079"
                },
                {
                    "url": "https://git.kernel.org/stable/c/c1ba65100a359fe28cfe37e09e10c99f247cbf1e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/1e501ec38796f43e995731d1bcd4173cb1ccfce0"
                },
                {
                    "url": "https://git.kernel.org/stable/c/82e3a496eb56da0b9f29fdc5b63cedb3289e91de"
                }
            ],
            "title": "media: staging: media: zoran: move videodev alloc",
            "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-2021-47644",
                                "role": "CISA Coordinator",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "partial"
                                    }
                                ],
                                "version": "2.0.3",
                                "timestamp": "2025-10-01T19:50:36.427391Z"
                            }
                        }
                    }
                ],
                "problemTypes": [
                    {
                        "descriptions": [
                            {
                                "lang": "en",
                                "type": "CWE",
                                "cweId": "CWE-401",
                                "description": "CWE-401 Missing Release of Memory after Effective Lifetime"
                            }
                        ]
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2025-10-01T19:57:07.968Z"
                }
            }
        ]
    }
}