Show plain JSON{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2021-47064", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-02-29T22:33:44.295Z", "datePublished": "2024-02-29T22:37:38.257Z", "dateUpdated": "2025-05-04T07:03:27.593Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-05-04T07:03:27.593Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmt76: fix potential DMA mapping leak\n\nWith buf uninitialized in mt76_dma_tx_queue_skb_raw, its field skip_unmap\ncould potentially inherit a non-zero value from stack garbage.\nIf this happens, it will cause DMA mappings for MCU command frames to not be\nunmapped after completion"}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/wireless/mediatek/mt76/dma.c"], "versions": [{"version": "27d5c528a7ca08dcd44877fdd9fc08b76630bf77", "lessThan": "9fa26701cd1fc4d932d431971efc5746325bdfce", "status": "affected", "versionType": "git"}, {"version": "27d5c528a7ca08dcd44877fdd9fc08b76630bf77", "lessThan": "9b68ce2856dadc0e1cb6fd21fbeb850da49efd08", "status": "affected", "versionType": "git"}, {"version": "27d5c528a7ca08dcd44877fdd9fc08b76630bf77", "lessThan": "91b9548d413fda488ea853cd1b9f59b572db3a0c", "status": "affected", "versionType": "git"}, {"version": "27d5c528a7ca08dcd44877fdd9fc08b76630bf77", "lessThan": "b4403cee6400c5f679e9c4a82b91d61aa961eccf", "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/net/wireless/mediatek/mt76/dma.c"], "versions": [{"version": "5.10", "status": "affected"}, {"version": "0", "lessThan": "5.10", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.37", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.11.21", "lessThanOrEqual": "5.11.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.12.4", "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": "5.10", "versionEndExcluding": "5.10.37"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.10", "versionEndExcluding": "5.11.21"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.10", "versionEndExcluding": "5.12.4"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.10", "versionEndExcluding": "5.13"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/9fa26701cd1fc4d932d431971efc5746325bdfce"}, {"url": "https://git.kernel.org/stable/c/9b68ce2856dadc0e1cb6fd21fbeb850da49efd08"}, {"url": "https://git.kernel.org/stable/c/91b9548d413fda488ea853cd1b9f59b572db3a0c"}, {"url": "https://git.kernel.org/stable/c/b4403cee6400c5f679e9c4a82b91d61aa961eccf"}], "title": "mt76: fix potential DMA mapping leak", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "lang": "en", "description": "CWE-noinfo Not enough information"}]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2024-03-01T15:38:34.929881Z", "id": "CVE-2021-47064", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-11-07T20:53:13.305Z"}}, {"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T05:24:39.820Z"}, "title": "CVE Program Container", "references": [{"url": "https://git.kernel.org/stable/c/9fa26701cd1fc4d932d431971efc5746325bdfce", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/9b68ce2856dadc0e1cb6fd21fbeb850da49efd08", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/91b9548d413fda488ea853cd1b9f59b572db3a0c", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/b4403cee6400c5f679e9c4a82b91d61aa961eccf", "tags": ["x_transferred"]}]}]}}