{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2021-47177", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-03-25T09:12:14.112Z", "datePublished": "2024-03-25T09:16:27.371Z", "dateUpdated": "2026-05-11T13:49:28.057Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T13:49:28.057Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\niommu/vt-d: Fix sysfs leak in alloc_iommu()\n\niommu_device_sysfs_add() is called before, so is has to be cleaned on subsequent\nerrors." } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/iommu/intel/dmar.c" ], "versions": [ { "version": "39ab9555c24110671f8dc671311a26e5c985b592", "lessThan": "22da9f4978381a99f1abaeaf6c9b83be6ab5ddd8", "status": "affected", "versionType": "git" }, { "version": "39ab9555c24110671f8dc671311a26e5c985b592", "lessThan": "2ec5e9bb6b0560c90d315559c28a99723c80b996", "status": "affected", "versionType": "git" }, { "version": "39ab9555c24110671f8dc671311a26e5c985b592", "lessThan": "044bbe8b92ab4e542de7f6c93c88ea65cccd8e29", "status": "affected", "versionType": "git" }, { "version": "39ab9555c24110671f8dc671311a26e5c985b592", "lessThan": "f01134321d04f47c718bb41b799bcdeda27873d2", "status": "affected", "versionType": "git" }, { "version": "39ab9555c24110671f8dc671311a26e5c985b592", "lessThan": "ca466561eef36d1ec657673e3944eb6340bddb5b", "status": "affected", "versionType": "git" }, { "version": "39ab9555c24110671f8dc671311a26e5c985b592", "lessThan": "0ee74d5a48635c848c20f152d0d488bf84641304", "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/dmar.c" ], "versions": [ { "version": "4.11", "status": "affected" }, { "version": "0", "lessThan": "4.11", "status": "unaffected", "versionType": "semver" }, { "version": "4.14.235", "lessThanOrEqual": "4.14.*", "status": "unaffected", "versionType": "semver" }, { "version": "4.19.193", "lessThanOrEqual": "4.19.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.4.124", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.10.42", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.12.9", "lessThanOrEqual": "5.12.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.13", "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": "4.11", "versionEndExcluding": "4.14.235" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.11", "versionEndExcluding": "4.19.193" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.11", "versionEndExcluding": "5.4.124" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.11", "versionEndExcluding": "5.10.42" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.11", "versionEndExcluding": "5.12.9" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.11", "versionEndExcluding": "5.13" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/22da9f4978381a99f1abaeaf6c9b83be6ab5ddd8" }, { "url": "https://git.kernel.org/stable/c/2ec5e9bb6b0560c90d315559c28a99723c80b996" }, { "url": "https://git.kernel.org/stable/c/044bbe8b92ab4e542de7f6c93c88ea65cccd8e29" }, { "url": "https://git.kernel.org/stable/c/f01134321d04f47c718bb41b799bcdeda27873d2" }, { "url": "https://git.kernel.org/stable/c/ca466561eef36d1ec657673e3944eb6340bddb5b" }, { "url": "https://git.kernel.org/stable/c/0ee74d5a48635c848c20f152d0d488bf84641304" } ], "title": "iommu/vt-d: Fix sysfs leak in alloc_iommu()", "x_generator": { "engine": "bippy-1.2.0" } }, "adp": [ { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T05:24:40.204Z" }, "title": "CVE Program Container", "references": [ { "url": "https://git.kernel.org/stable/c/22da9f4978381a99f1abaeaf6c9b83be6ab5ddd8", "tags": [ "x_transferred" ] }, { "url": 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