cve-2021-47133
Vulnerability from cvelistv5
Published
2024-03-15 20:14
Modified
2024-11-04 12:00
Severity ?
EPSS score ?
Summary
HID: amd_sfh: Fix memory leak in amd_sfh_work
References
{
"containers": {
"adp": [
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"metrics": [
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"other": {
"content": {
"id": "CVE-2021-47133",
"options": [
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"Exploitation": "none"
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"Automatable": "no"
},
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"Technical Impact": "partial"
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],
"role": "CISA Coordinator",
"timestamp": "2024-06-21T16:09:29.896332Z",
"version": "2.0.3"
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"dateUpdated": "2024-06-21T16:09:37.925Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
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"title": "CISA ADP Vulnrichment"
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"providerMetadata": {
"dateUpdated": "2024-08-04T05:24:39.960Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
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"references": [
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"tags": [
"x_transferred"
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"url": "https://git.kernel.org/stable/c/29beadea66a226d744d5ffdcde6b984623053d24"
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"tags": [
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"url": "https://git.kernel.org/stable/c/5ad755fd2b326aa2bc8910b0eb351ee6aece21b1"
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"title": "CVE Program Container"
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"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "Linux",
"programFiles": [
"drivers/hid/amd-sfh-hid/amd_sfh_client.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
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"status": "affected",
"version": "4b2c53d93a4b",
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"status": "affected",
"version": "4b2c53d93a4b",
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"product": "Linux",
"programFiles": [
"drivers/hid/amd-sfh-hid/amd_sfh_client.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
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"status": "affected",
"version": "5.11"
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"status": "unaffected",
"version": "0",
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"version": "5.12.10",
"versionType": "semver"
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"lessThanOrEqual": "*",
"status": "unaffected",
"version": "5.13",
"versionType": "original_commit_for_fix"
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"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 [\u003c000000007b4c8799\u003e] kmem_cache_alloc_trace+0x163/0x4f0\n [\u003c0000000005326893\u003e] amd_sfh_get_report+0xa4/0x1d0 [amd_sfh]\n [\u003c000000002a9e5ec4\u003e] amdtp_hid_request+0x62/0x80 [amd_sfh]\n [\u003c00000000b8a95807\u003e] sensor_hub_get_feature+0x145/0x270 [hid_sensor_hub]\n [\u003c00000000fda054ee\u003e] hid_sensor_parse_common_attributes+0x215/0x460 [hid_sensor_iio_common]\n [\u003c0000000021279ecf\u003e] hid_accel_3d_probe+0xff/0x4a0 [hid_sensor_accel_3d]\n [\u003c00000000915760ce\u003e] platform_probe+0x6a/0xd0\n [\u003c0000000060258a1f\u003e] really_probe+0x192/0x620\n [\u003c00000000fa812f2d\u003e] driver_probe_device+0x14a/0x1d0\n [\u003c000000005e79f7fd\u003e] __device_attach_driver+0xbd/0x110\n [\u003c0000000070d15018\u003e] bus_for_each_drv+0xfd/0x160\n [\u003c0000000013a3c312\u003e] __device_attach+0x18b/0x220\n [\u003c000000008c7b4afc\u003e] device_initial_probe+0x13/0x20\n [\u003c00000000e6e99665\u003e] bus_probe_device+0xfe/0x120\n [\u003c00000000833fa90b\u003e] device_add+0x6a6/0xe00\n [\u003c00000000fa901078\u003e] 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."
}
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"providerMetadata": {
"dateUpdated": "2024-11-04T12:00:07.092Z",
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux"
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"references": [
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"url": "https://git.kernel.org/stable/c/29beadea66a226d744d5ffdcde6b984623053d24"
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"url": "https://git.kernel.org/stable/c/5ad755fd2b326aa2bc8910b0eb351ee6aece21b1"
}
],
"title": "HID: amd_sfh: Fix memory leak in amd_sfh_work",
"x_generator": {
"engine": "bippy-9e1c9544281a"
}
}
},
"cveMetadata": {
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"assignerShortName": "Linux",
"cveId": "CVE-2021-47133",
"datePublished": "2024-03-15T20:14:36.044Z",
"dateReserved": "2024-03-04T18:12:48.840Z",
"dateUpdated": "2024-11-04T12:00:07.092Z",
"state": "PUBLISHED"
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"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"meta": {
"nvd": "{\"cve\":{\"id\":\"CVE-2021-47133\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-03-15T21:15:07.733\",\"lastModified\":\"2024-03-17T22:38:29.433\",\"vulnStatus\":\"Awaiting Analysis\",\"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 [\u003c000000007b4c8799\u003e] kmem_cache_alloc_trace+0x163/0x4f0\\n [\u003c0000000005326893\u003e] amd_sfh_get_report+0xa4/0x1d0 [amd_sfh]\\n [\u003c000000002a9e5ec4\u003e] amdtp_hid_request+0x62/0x80 [amd_sfh]\\n [\u003c00000000b8a95807\u003e] sensor_hub_get_feature+0x145/0x270 [hid_sensor_hub]\\n [\u003c00000000fda054ee\u003e] hid_sensor_parse_common_attributes+0x215/0x460 [hid_sensor_iio_common]\\n [\u003c0000000021279ecf\u003e] hid_accel_3d_probe+0xff/0x4a0 [hid_sensor_accel_3d]\\n [\u003c00000000915760ce\u003e] platform_probe+0x6a/0xd0\\n [\u003c0000000060258a1f\u003e] really_probe+0x192/0x620\\n [\u003c00000000fa812f2d\u003e] driver_probe_device+0x14a/0x1d0\\n [\u003c000000005e79f7fd\u003e] __device_attach_driver+0xbd/0x110\\n [\u003c0000000070d15018\u003e] bus_for_each_drv+0xfd/0x160\\n [\u003c0000000013a3c312\u003e] __device_attach+0x18b/0x220\\n [\u003c000000008c7b4afc\u003e] device_initial_probe+0x13/0x20\\n [\u003c00000000e6e99665\u003e] bus_probe_device+0xfe/0x120\\n [\u003c00000000833fa90b\u003e] device_add+0x6a6/0xe00\\n [\u003c00000000fa901078\u003e] 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: [\u0026lt; 000000007b4c8799\u0026gt;] kmem_cache_alloc_trace+0x163/0x4f0 [\u0026lt;0000000005326893\u0026gt;] amd_sfh_get_report+0xa4/0x1d0 [amd_sfh] [\u0026lt;000000002a9e5ec4\u0026gt;] amdtp_hid_request+0x6 2/0x80 [amd_sfh] [\u0026lt;00000000b8a95807\u0026gt;] sensor_hub_get_feature+0x145/0x270 [hid_sensor_hub] [\u0026lt;00000000fda054ee \u0026gt;] hid_sensor_parse_common_attributes+0x215/0x460 [hid_sensor_iio_common] [\u0026lt;0000000021279ecf\u0026gt;] hid_accel_3d_probe+0xff/0x4a0 [hid_sensor_accel_3d] [\u0026lt;00000000915760ce\u0026gt;] platform_probe+0x6a/0xd0 [ \u0026lt;0000000060258a1f\u0026gt;] very_probe+0x192/0x620 [\u0026lt;00000000fa812f2d\u0026gt;] driver_probe_device+ 0x14a/0x1d0 [\u0026lt;000000005e79f7fd\u0026gt;] __device_attach_driver+0xbd/0x110 [\u0026lt;0000000070d15018\u0026gt;] bus_for_each_drv+0xfd/0x160 [\u0026lt;0000000013a3c312\u0026gt;] __device_attach+0x1 8b/0x220 [\u0026lt;000000008c7b4afc\u0026gt;] dispositivo_sonda_inicial+0x13/0x20 [\u0026lt;00000000e6e99665\u0026gt;] bus_probe_dispositivo+ 0xfe/0x120 [\u0026lt;00000000833fa90b\u0026gt;] device_add+0x6a6/0xe00 [\u0026lt;00000000fa901078\u0026gt;] 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.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/29beadea66a226d744d5ffdcde6b984623053d24\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/5ad755fd2b326aa2bc8910b0eb351ee6aece21b1\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
}
}
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- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.