{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2021-47404", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-05-21T14:58:30.816Z", "datePublished": "2024-05-21T15:03:58.021Z", "dateUpdated": "2026-05-11T13:54:02.901Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T13:54:02.901Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nHID: betop: fix slab-out-of-bounds Write in betop_probe\n\nSyzbot reported slab-out-of-bounds Write bug in hid-betopff driver.\nThe problem is the driver assumes the device must have an input report but\nsome malicious devices violate this assumption.\n\nSo this patch checks hid_device's input is non empty before it's been used." } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/hid/hid-betopff.c" ], "versions": [ { "version": "52cd7785f3cdd2724f4efb5b21dbc75d6f9ccef4", "lessThan": "a4faa7153b87fbcfe4be15f4278676f79ca6e019", "status": "affected", "versionType": "git" }, { "version": "52cd7785f3cdd2724f4efb5b21dbc75d6f9ccef4", "lessThan": "6fc4476dda58f6c00097c7ddec3b772513f57525", "status": "affected", "versionType": "git" }, { "version": "52cd7785f3cdd2724f4efb5b21dbc75d6f9ccef4", "lessThan": "1c83c38dec83d57bc18d0c01d82c413d3b34ccb9", "status": "affected", "versionType": "git" }, { "version": "52cd7785f3cdd2724f4efb5b21dbc75d6f9ccef4", "lessThan": "bb8b72374db69afa25a5b65cf1c092860c6fe914", "status": "affected", "versionType": "git" }, { "version": "52cd7785f3cdd2724f4efb5b21dbc75d6f9ccef4", "lessThan": "fe9bb925e7096509711660d39c0493a1546e9550", "status": "affected", "versionType": "git" }, { "version": "52cd7785f3cdd2724f4efb5b21dbc75d6f9ccef4", "lessThan": "dedfc35a2de2bae9fa3da8210a05bfd515f83fee", "status": "affected", "versionType": "git" }, { "version": "52cd7785f3cdd2724f4efb5b21dbc75d6f9ccef4", "lessThan": "708107b80aa616976d1c5fa60ac0c1390749db5e", "status": "affected", "versionType": "git" }, { "version": "52cd7785f3cdd2724f4efb5b21dbc75d6f9ccef4", "lessThan": "1e4ce418b1cb1a810256b5fb3fd33d22d1325993", "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/hid/hid-betopff.c" ], "versions": [ { "version": "4.0", "status": "affected" }, { "version": "0", "lessThan": "4.0", "status": "unaffected", "versionType": "semver" }, { "version": "4.4.286", "lessThanOrEqual": "4.4.*", "status": "unaffected", "versionType": "semver" }, { "version": "4.9.285", "lessThanOrEqual": "4.9.*", "status": "unaffected", "versionType": "semver" }, { "version": "4.14.249", "lessThanOrEqual": "4.14.*", "status": "unaffected", "versionType": "semver" }, { "version": "4.19.209", "lessThanOrEqual": "4.19.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.4.151", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.10.71", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.14.10", "lessThanOrEqual": "5.14.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.15", "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": "4.0", "versionEndExcluding": "4.4.286" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.0", "versionEndExcluding": "4.9.285" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.0", "versionEndExcluding": "4.14.249" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.0", "versionEndExcluding": "4.19.209" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.0", "versionEndExcluding": "5.4.151" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.0", "versionEndExcluding": "5.10.71" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.0", "versionEndExcluding": "5.14.10" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.0", "versionEndExcluding": "5.15" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/a4faa7153b87fbcfe4be15f4278676f79ca6e019" }, { "url": "https://git.kernel.org/stable/c/6fc4476dda58f6c00097c7ddec3b772513f57525" }, { "url": "https://git.kernel.org/stable/c/1c83c38dec83d57bc18d0c01d82c413d3b34ccb9" }, { "url": "https://git.kernel.org/stable/c/bb8b72374db69afa25a5b65cf1c092860c6fe914" }, { "url": "https://git.kernel.org/stable/c/fe9bb925e7096509711660d39c0493a1546e9550" }, { "url": "https://git.kernel.org/stable/c/dedfc35a2de2bae9fa3da8210a05bfd515f83fee" }, { "url": "https://git.kernel.org/stable/c/708107b80aa616976d1c5fa60ac0c1390749db5e" }, { "url": "https://git.kernel.org/stable/c/1e4ce418b1cb1a810256b5fb3fd33d22d1325993" } ], "title": "HID: betop: fix slab-out-of-bounds Write in betop_probe", "x_generator": { "engine": "bippy-1.2.0" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2024-06-11T17:40:32.628487Z", "id": "CVE-2021-47404", "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": "2024-06-11T17:42:16.335Z" } }, { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T05:39:59.325Z" }, "title": "CVE Program Container", "references": [ { "url": "https://git.kernel.org/stable/c/a4faa7153b87fbcfe4be15f4278676f79ca6e019", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/6fc4476dda58f6c00097c7ddec3b772513f57525", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/1c83c38dec83d57bc18d0c01d82c413d3b34ccb9", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/bb8b72374db69afa25a5b65cf1c092860c6fe914", "tags": [ "x_transferred" ] }, { "url": 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