{
  "schemaVersion": 1,
  "attribution": [
    {
      "source": "CISA Known Exploited Vulnerabilities",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "licence": "US government work"
    },
    {
      "source": "GitHub Advisory Database",
      "url": "https://github.com/advisories",
      "licence": "CC BY 4.0"
    },
    {
      "source": "Have I Been Pwned",
      "url": "https://haveibeenpwned.com/",
      "licence": "CC BY 4.0"
    },
    {
      "source": "CVE Program (CVE records)",
      "url": "https://www.cve.org/Legal/TermsOfUse",
      "licence": "CVE Terms of Use",
      "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.",
      "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss/",
      "licence": "free to use; FIRST requests attribution"
    }
  ],
  "record": {
    "id": "CVE-2021-47133",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2021-47133",
    "idYear": 2021,
    "status": "PUBLISHED",
    "publishedAt": "2024-03-15T20:14:36.044Z",
    "updatedAt": "2026-05-11T13:48:41.279Z",
    "importedAt": "2026-10-24T01:56:36.661Z",
    "snapshot": {
      "id": "cve_2026-10-24_midnight_baseline",
      "at": "2026-10-24T00:00:00.000Z",
      "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z"
    },
    "facts": {
      "title": "HID: amd_sfh: Fix memory leak in amd_sfh_work",
      "summary": "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": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "4b2c53d93a4bc9d52cc0ec354629cfc9dc217f93",
              "status": "affected",
              "versionType": "git",
              "lessThan": "29beadea66a226d744d5ffdcde6b984623053d24"
            },
            {
              "version": "4b2c53d93a4bc9d52cc0ec354629cfc9dc217f93",
              "status": "affected",
              "versionType": "git",
              "lessThan": "5ad755fd2b326aa2bc8910b0eb351ee6aece21b1"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.11",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.11"
            },
            {
              "version": "5.12.10",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.12.*"
            },
            {
              "version": "5.13",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}