{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2021-47032", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-02-27T18:42:55.963Z", "datePublished": "2024-02-28T08:13:41.452Z", "dateUpdated": "2026-05-11T13:46:38.385Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T13:46:38.385Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmt76: mt7915: fix tx skb dma unmap\n\nThe first pointer in the txp needs to be unmapped as well, otherwise it will\nleak DMA mapping entries" } ], "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/mt7915/mac.c" ], "versions": [ { "version": "27d5c528a7ca08dcd44877fdd9fc08b76630bf77", "lessThan": "4e7914ce23306b28d377ec395e00e5fde0e6f96e", "status": "affected", "versionType": "git" }, { "version": "27d5c528a7ca08dcd44877fdd9fc08b76630bf77", "lessThan": "4a9dcd6efb2a268fc5707dcfb3b0c412975c4462", "status": "affected", "versionType": "git" }, { "version": "27d5c528a7ca08dcd44877fdd9fc08b76630bf77", "lessThan": "e2cdc9cb33c5963efe1a7c022753386f9463d1b7", "status": "affected", "versionType": "git" }, { "version": "27d5c528a7ca08dcd44877fdd9fc08b76630bf77", "lessThan": "7dcf3c04f0aca746517a77433b33d40868ca4749", "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/mt7915/mac.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/4e7914ce23306b28d377ec395e00e5fde0e6f96e" }, { "url": "https://git.kernel.org/stable/c/4a9dcd6efb2a268fc5707dcfb3b0c412975c4462" }, { "url": "https://git.kernel.org/stable/c/e2cdc9cb33c5963efe1a7c022753386f9463d1b7" }, { "url": "https://git.kernel.org/stable/c/7dcf3c04f0aca746517a77433b33d40868ca4749" } ], "title": "mt76: mt7915: fix tx skb dma unmap", "x_generator": { "engine": "bippy-1.2.0" } }, "adp": [ { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T05:24:39.503Z" }, "title": "CVE Program Container", "references": [ { "url": "https://git.kernel.org/stable/c/4e7914ce23306b28d377ec395e00e5fde0e6f96e", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/4a9dcd6efb2a268fc5707dcfb3b0c412975c4462", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/e2cdc9cb33c5963efe1a7c022753386f9463d1b7", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/7dcf3c04f0aca746517a77433b33d40868ca4749", "tags": [ "x_transferred" ] } ] }, { "metrics": [ { "other": { "type": "ssvc", "content": { "id": "CVE-2021-47032", "role": "CISA Coordinator", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "version": "2.0.3", "timestamp": "2024-09-10T15:57:56.209948Z" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-11T17:33:21.676Z" } } ] } }