{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2022-50482",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-10-04T15:13:33.468Z",
        "datePublished": "2025-10-04T15:16:41.033Z",
        "dateUpdated": "2026-05-11T19:20:20.843Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:20:20.843Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\niommu/vt-d: Clean up si_domain in the init_dmars() error path\n\nA splat from kmem_cache_destroy() was seen with a kernel prior to\ncommit ee2653bbe89d (\"iommu/vt-d: Remove domain and devinfo mempool\")\nwhen there was a failure in init_dmars(), because the iommu_domain\ncache still had objects. While the mempool code is now gone, there\nstill is a leak of the si_domain memory if init_dmars() fails. So\nclean up si_domain in the init_dmars() error path."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/iommu/intel/iommu.c"
                    ],
                    "versions": [
                        {
                            "version": "86080ccc223aabf8d0b85a504f4f06aa88e82fb3",
                            "lessThan": "749bea542b67513e99240dc58bbfc099e842d508",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "86080ccc223aabf8d0b85a504f4f06aa88e82fb3",
                            "lessThan": "5cecfe151874b835331efe086bbdcaeaf64f6b90",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "86080ccc223aabf8d0b85a504f4f06aa88e82fb3",
                            "lessThan": "724483b585a1b1e063d42ac5aa835707ff2ec165",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "86080ccc223aabf8d0b85a504f4f06aa88e82fb3",
                            "lessThan": "d74196bb278b8f8af88e16bd595997dfa3d6fdb0",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "86080ccc223aabf8d0b85a504f4f06aa88e82fb3",
                            "lessThan": "0365d6af75f9f2696e94a0fef24a2c8464c037c8",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "86080ccc223aabf8d0b85a504f4f06aa88e82fb3",
                            "lessThan": "c4ad3ae4c6be9d8b0701761c839771116bca6ea3",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "86080ccc223aabf8d0b85a504f4f06aa88e82fb3",
                            "lessThan": "620bf9f981365c18cc2766c53d92bf8131c63f32",
                            "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/iommu/intel/iommu.c"
                    ],
                    "versions": [
                        {
                            "version": "4.2",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "4.2",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.14.298",
                            "lessThanOrEqual": "4.14.*",
                            "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": "4.2",
                                    "versionEndExcluding": "4.14.298"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.2",
                                    "versionEndExcluding": "4.19.264"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.2",
                                    "versionEndExcluding": "5.4.221"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.2",
                                    "versionEndExcluding": "5.10.152"
                                },
                                {
                                    "vulnerable": true,
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                                    "versionStartIncluding": "4.2",
                                    "versionEndExcluding": "5.15.76"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.2",
                                    "versionEndExcluding": "6.0.6"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.2",
                                    "versionEndExcluding": "6.1"
                                }
                            ]
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                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/749bea542b67513e99240dc58bbfc099e842d508"
                },
                {
                    "url": "https://git.kernel.org/stable/c/5cecfe151874b835331efe086bbdcaeaf64f6b90"
                },
                {
                    "url": "https://git.kernel.org/stable/c/724483b585a1b1e063d42ac5aa835707ff2ec165"
                },
                {
                    "url": "https://git.kernel.org/stable/c/d74196bb278b8f8af88e16bd595997dfa3d6fdb0"
                },
                {
                    "url": "https://git.kernel.org/stable/c/0365d6af75f9f2696e94a0fef24a2c8464c037c8"
                },
                {
                    "url": "https://git.kernel.org/stable/c/c4ad3ae4c6be9d8b0701761c839771116bca6ea3"
                },
                {
                    "url": "https://git.kernel.org/stable/c/620bf9f981365c18cc2766c53d92bf8131c63f32"
                }
            ],
            "title": "iommu/vt-d: Clean up si_domain in the init_dmars() error path",
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                "engine": "bippy-1.2.0"
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    }
}