{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2021-47133", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-03-04T18:12:48.840Z", "datePublished": "2024-03-15T20:14:36.044Z", "dateUpdated": "2026-05-11T13:48:41.279Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T13:48:41.279Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nHID: amd_sfh: Fix memory leak in amd_sfh_work\n\nKmemleak tool detected a memory leak in the amd_sfh driver.\n\n====================\nunreferenced object 0xffff88810228ada0 (size 32):\n comm \"insmod\", pid 3968, jiffies 4295056001 (age 775.792s)\n hex dump (first 32 bytes):\n 00 20 73 1f 81 88 ff ff 00 01 00 00 00 00 ad de . s.............\n 22 01 00 00 00 00 ad de 01 00 02 00 00 00 00 00 \"...............\n backtrace:\n [<000000007b4c8799>] kmem_cache_alloc_trace+0x163/0x4f0\n [<0000000005326893>] amd_sfh_get_report+0xa4/0x1d0 [amd_sfh]\n [<000000002a9e5ec4>] amdtp_hid_request+0x62/0x80 [amd_sfh]\n [<00000000b8a95807>] sensor_hub_get_feature+0x145/0x270 [hid_sensor_hub]\n [<00000000fda054ee>] hid_sensor_parse_common_attributes+0x215/0x460 [hid_sensor_iio_common]\n [<0000000021279ecf>] hid_accel_3d_probe+0xff/0x4a0 [hid_sensor_accel_3d]\n [<00000000915760ce>] platform_probe+0x6a/0xd0\n [<0000000060258a1f>] really_probe+0x192/0x620\n [<00000000fa812f2d>] driver_probe_device+0x14a/0x1d0\n [<000000005e79f7fd>] __device_attach_driver+0xbd/0x110\n [<0000000070d15018>] bus_for_each_drv+0xfd/0x160\n [<0000000013a3c312>] __device_attach+0x18b/0x220\n [<000000008c7b4afc>] device_initial_probe+0x13/0x20\n [<00000000e6e99665>] bus_probe_device+0xfe/0x120\n [<00000000833fa90b>] device_add+0x6a6/0xe00\n [<00000000fa901078>] platform_device_add+0x180/0x380\n====================\n\nThe fix is to freeing request_list entry once the processed entry is\nremoved from the request_list."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/hid/amd-sfh-hid/amd_sfh_client.c"], "versions": [{"version": "4b2c53d93a4bc9d52cc0ec354629cfc9dc217f93", "lessThan": "29beadea66a226d744d5ffdcde6b984623053d24", "status": "affected", "versionType": "git"}, {"version": "4b2c53d93a4bc9d52cc0ec354629cfc9dc217f93", "lessThan": "5ad755fd2b326aa2bc8910b0eb351ee6aece21b1", "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/amd-sfh-hid/amd_sfh_client.c"], "versions": [{"version": "5.11", "status": "affected"}, {"version": "0", "lessThan": "5.11", "status": "unaffected", "versionType": "semver"}, {"version": "5.12.10", "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": "5.11", "versionEndExcluding": "5.12.10"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.11", "versionEndExcluding": "5.13"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/29beadea66a226d744d5ffdcde6b984623053d24"}, {"url": "https://git.kernel.org/stable/c/5ad755fd2b326aa2bc8910b0eb351ee6aece21b1"}], "title": "HID: amd_sfh: Fix memory leak in amd_sfh_work", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2024-06-21T16:09:29.896332Z", "id": "CVE-2021-47133", "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": "2024-06-21T16:09:37.925Z"}}, {"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T05:24:39.960Z"}, "title": "CVE Program Container", "references": [{"url": "https://git.kernel.org/stable/c/29beadea66a226d744d5ffdcde6b984623053d24", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/5ad755fd2b326aa2bc8910b0eb351ee6aece21b1", "tags": ["x_transferred"]}]}]}}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "27384800-AB48-4C08-891E-34B66F5FC4AA", "versionEndExcluding": "5.12.10", "versionStartIncluding": "5.11", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:5.13:rc1:*:*:*:*:*:*", "matchCriteriaId": "0CBAD0FC-C281-4666-AB2F-F8E6E1165DF7", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:5.13:rc2:*:*:*:*:*:*", "matchCriteriaId": "96AC23B2-D46A-49D9-8203-8E1BEDCA8532", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:5.13:rc3:*:*:*:*:*:*", "matchCriteriaId": "DA610E30-717C-4700-9F77-A3C9244F3BFD", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:5.13:rc4:*:*:*:*:*:*", "matchCriteriaId": "1ECD33F5-85BE-430B-8F86-8D7BD560311D", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nHID: amd_sfh: Fix memory leak in amd_sfh_work\n\nKmemleak tool detected a memory leak in the amd_sfh driver.\n\n====================\nunreferenced object 0xffff88810228ada0 (size 32):\n comm \"insmod\", pid 3968, jiffies 4295056001 (age 775.792s)\n hex dump (first 32 bytes):\n 00 20 73 1f 81 88 ff ff 00 01 00 00 00 00 ad de . s.............\n 22 01 00 00 00 00 ad de 01 00 02 00 00 00 00 00 \"...............\n backtrace:\n [<000000007b4c8799>] kmem_cache_alloc_trace+0x163/0x4f0\n [<0000000005326893>] amd_sfh_get_report+0xa4/0x1d0 [amd_sfh]\n [<000000002a9e5ec4>] amdtp_hid_request+0x62/0x80 [amd_sfh]\n [<00000000b8a95807>] sensor_hub_get_feature+0x145/0x270 [hid_sensor_hub]\n [<00000000fda054ee>] hid_sensor_parse_common_attributes+0x215/0x460 [hid_sensor_iio_common]\n [<0000000021279ecf>] hid_accel_3d_probe+0xff/0x4a0 [hid_sensor_accel_3d]\n [<00000000915760ce>] platform_probe+0x6a/0xd0\n [<0000000060258a1f>] really_probe+0x192/0x620\n [<00000000fa812f2d>] driver_probe_device+0x14a/0x1d0\n [<000000005e79f7fd>] __device_attach_driver+0xbd/0x110\n [<0000000070d15018>] bus_for_each_drv+0xfd/0x160\n [<0000000013a3c312>] __device_attach+0x18b/0x220\n [<000000008c7b4afc>] device_initial_probe+0x13/0x20\n [<00000000e6e99665>] bus_probe_device+0xfe/0x120\n [<00000000833fa90b>] device_add+0x6a6/0xe00\n [<00000000fa901078>] platform_device_add+0x180/0x380\n====================\n\nThe fix is to freeing request_list entry once the processed entry is\nremoved from the request_list."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: HID: amd_sfh: Reparar p\u00e9rdida de memoria en amd_sfh_work La herramienta Kmemleak detect\u00f3 una p\u00e9rdida de memoria en el controlador amd_sfh. ==================== objeto sin referencia 0xffff88810228ada0 (tama\u00f1o 32): comm \"insmod\", pid 3968, jiffies 4295056001 (edad 775,792 s) volcado hexadecimal (primeros 32 bytes) : 00 20 73 1f 81 88 ff ff 00 01 00 00 00 00 ad de . s................. 22 01 00 00 00 00 ad de 01 00 02 00 00 00 00 00 \"................. retroceso: [&lt; 000000007b4c8799&gt;] kmem_cache_alloc_trace+0x163/0x4f0 [&lt;0000000005326893&gt;] amd_sfh_get_report+0xa4/0x1d0 [amd_sfh] [&lt;000000002a9e5ec4&gt;] amdtp_hid_request+0x6 2/0x80 [amd_sfh] [&lt;00000000b8a95807&gt;] sensor_hub_get_feature+0x145/0x270 [hid_sensor_hub] [&lt;00000000fda054ee &gt;] hid_sensor_parse_common_attributes+0x215/0x460 [hid_sensor_iio_common] [&lt;0000000021279ecf&gt;] hid_accel_3d_probe+0xff/0x4a0 [hid_sensor_accel_3d] [&lt;00000000915760ce&gt;] platform_probe+0x6a/0xd0 [ &lt;0000000060258a1f&gt;] very_probe+0x192/0x620 [&lt;00000000fa812f2d&gt;] driver_probe_device+ 0x14a/0x1d0 [&lt;000000005e79f7fd&gt;] __device_attach_driver+0xbd/0x110 [&lt;0000000070d15018&gt;] bus_for_each_drv+0xfd/0x160 [&lt;0000000013a3c312&gt;] __device_attach+0x1 8b/0x220 [&lt;000000008c7b4afc&gt;] dispositivo_sonda_inicial+0x13/0x20 [&lt;00000000e6e99665&gt;] bus_probe_dispositivo+ 0xfe/0x120 [&lt;00000000833fa90b&gt;] device_add+0x6a6/0xe00 [&lt;00000000fa901078&gt;] platform_device_add+0x180/0x380 ===================== La soluci\u00f3n es liberar la entrada request_list una vez que la entrada procesada se elimina de request_list."}], "id": "CVE-2021-47133", "lastModified": "2025-01-07T17:30:18.143", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2024-03-15T21:15:07.733", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/29beadea66a226d744d5ffdcde6b984623053d24"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/5ad755fd2b326aa2bc8910b0eb351ee6aece21b1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/29beadea66a226d744d5ffdcde6b984623053d24"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/5ad755fd2b326aa2bc8910b0eb351ee6aece21b1"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-401"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: HID: amd_sfh: Fix memory leak in amd_sfh_work", "id": "2269816", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2269816"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.4", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N", "status": "draft"}, "cwe": "CWE-402", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nHID: amd_sfh: Fix memory leak in amd_sfh_work\nKmemleak tool detected a memory leak in the amd_sfh driver.\n====================\nunreferenced object 0xffff88810228ada0 (size 32):\ncomm \"insmod\", pid 3968, jiffies 4295056001 (age 775.792s)\nhex dump (first 32 bytes):\n00 20 73 1f 81 88 ff ff 00 01 00 00 00 00 ad de . s.............\n22 01 00 00 00 00 ad de 01 00 02 00 00 00 00 00 \"...............\nbacktrace:\n[<000000007b4c8799>] kmem_cache_alloc_trace+0x163/0x4f0\n[<0000000005326893>] amd_sfh_get_report+0xa4/0x1d0 [amd_sfh]\n[<000000002a9e5ec4>] amdtp_hid_request+0x62/0x80 [amd_sfh]\n[<00000000b8a95807>] sensor_hub_get_feature+0x145/0x270 [hid_sensor_hub]\n[<00000000fda054ee>] hid_sensor_parse_common_attributes+0x215/0x460 [hid_sensor_iio_common]\n[<0000000021279ecf>] hid_accel_3d_probe+0xff/0x4a0 [hid_sensor_accel_3d]\n[<00000000915760ce>] platform_probe+0x6a/0xd0\n[<0000000060258a1f>] really_probe+0x192/0x620\n[<00000000fa812f2d>] driver_probe_device+0x14a/0x1d0\n[<000000005e79f7fd>] __device_attach_driver+0xbd/0x110\n[<0000000070d15018>] bus_for_each_drv+0xfd/0x160\n[<0000000013a3c312>] __device_attach+0x18b/0x220\n[<000000008c7b4afc>] device_initial_probe+0x13/0x20\n[<00000000e6e99665>] bus_probe_device+0xfe/0x120\n[<00000000833fa90b>] device_add+0x6a6/0xe00\n[<00000000fa901078>] platform_device_add+0x180/0x380\n====================\nThe fix is to freeing request_list entry once the processed entry is\nremoved from the request_list."], "name": "CVE-2021-47133", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-03-15T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2021-47133\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-47133\nhttps://lore.kernel.org/linux-cve-announce/2024031514-CVE-2021-47133-1141@gregkh/T/#u"], "threat_severity": "Low"}

{}