nvd-json-data-feeds/CVE-2021/CVE-2021-471xx/CVE-2021-47133.json

{
  "id": "CVE-2021-47133",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "published": "2024-03-15T21:15:07.733",
  "lastModified": "2025-01-07T17:30:18.143",
  "vulnStatus": "Analyzed",
  "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."
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-401"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
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          "operator": "OR",
          "negate": false,
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  "references": [
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      "url": "https://git.kernel.org/stable/c/29beadea66a226d744d5ffdcde6b984623053d24",
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