Show plain JSON{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2021-47071", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-02-29T22:33:44.297Z", "datePublished": "2024-03-01T21:15:10.052Z", "dateUpdated": "2025-05-04T07:03:35.325Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-05-04T07:03:35.325Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nuio_hv_generic: Fix a memory leak in error handling paths\n\nIf 'vmbus_establish_gpadl()' fails, the (recv|send)_gpadl will not be\nupdated and 'hv_uio_cleanup()' in the error handling path will not be\nable to free the corresponding buffer.\n\nIn such a case, we need to free the buffer explicitly."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/uio/uio_hv_generic.c"], "versions": [{"version": "cdfa835c6e5e87d145f9f632b58843de97509f2b", "lessThan": "cdd91637d4ef33e2be19a8e16e72e7d00c996d76", "status": "affected", "versionType": "git"}, {"version": "cdfa835c6e5e87d145f9f632b58843de97509f2b", "lessThan": "d84b5e912212b05f6b5bde9f682046accfbe0354", "status": "affected", "versionType": "git"}, {"version": "cdfa835c6e5e87d145f9f632b58843de97509f2b", "lessThan": "53486c467e356e06aa37047c984fccd64d78c827", "status": "affected", "versionType": "git"}, {"version": "cdfa835c6e5e87d145f9f632b58843de97509f2b", "lessThan": "3ee098f96b8b6c1a98f7f97915f8873164e6af9d", "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/uio/uio_hv_generic.c"], "versions": [{"version": "4.20", "status": "affected"}, {"version": "0", "lessThan": "4.20", "status": "unaffected", "versionType": "semver"}, {"version": "5.4.122", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.40", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.12.7", "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": "4.20", "versionEndExcluding": "5.4.122"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.20", "versionEndExcluding": "5.10.40"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.20", "versionEndExcluding": "5.12.7"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.20", "versionEndExcluding": "5.13"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/cdd91637d4ef33e2be19a8e16e72e7d00c996d76"}, {"url": "https://git.kernel.org/stable/c/d84b5e912212b05f6b5bde9f682046accfbe0354"}, {"url": "https://git.kernel.org/stable/c/53486c467e356e06aa37047c984fccd64d78c827"}, {"url": "https://git.kernel.org/stable/c/3ee098f96b8b6c1a98f7f97915f8873164e6af9d"}], "title": "uio_hv_generic: Fix a memory leak in error handling paths", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2021-47071", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-03-04T14:40:01.877350Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-06-04T17:15:01.454Z"}}, {"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T05:24:39.582Z"}, "title": "CVE Program Container", "references": [{"url": "https://git.kernel.org/stable/c/cdd91637d4ef33e2be19a8e16e72e7d00c996d76", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/d84b5e912212b05f6b5bde9f682046accfbe0354", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/53486c467e356e06aa37047c984fccd64d78c827", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/3ee098f96b8b6c1a98f7f97915f8873164e6af9d", "tags": ["x_transferred"]}]}]}}