nvd-json-data-feeds/CVE-2021/CVE-2021-469xx/CVE-2021-46914.json

{
  "id": "CVE-2021-46914",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "published": "2024-02-27T07:15:07.920",
  "lastModified": "2024-11-21T06:34:55.293",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nixgbe: fix unbalanced device enable/disable in suspend/resume\n\npci_disable_device() called in __ixgbe_shutdown() decreases\ndev->enable_cnt by 1. pci_enable_device_mem() which increases\ndev->enable_cnt by 1, was removed from ixgbe_resume() in commit\n6f82b2558735 (\"ixgbe: use generic power management\"). This caused\nunbalanced increase/decrease. So add pci_enable_device_mem() back.\n\nFix the following call trace.\n\n  ixgbe 0000:17:00.1: disabling already-disabled device\n  Call Trace:\n   __ixgbe_shutdown+0x10a/0x1e0 [ixgbe]\n   ixgbe_suspend+0x32/0x70 [ixgbe]\n   pci_pm_suspend+0x87/0x160\n   ? pci_pm_freeze+0xd0/0xd0\n   dpm_run_callback+0x42/0x170\n   __device_suspend+0x114/0x460\n   async_suspend+0x1f/0xa0\n   async_run_entry_fn+0x3c/0xf0\n   process_one_work+0x1dd/0x410\n   worker_thread+0x34/0x3f0\n   ? cancel_delayed_work+0x90/0x90\n   kthread+0x14c/0x170\n   ? kthread_park+0x90/0x90\n   ret_from_fork+0x1f/0x30"
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: ixgbe: arreglar dispositivo desequilibrado habilitar/deshabilitar en suspensi\u00f3n/reanudaci\u00f3n pci_disable_device() llamado en __ixgbe_shutdown() disminuye dev->enable_cnt en 1. pci_enable_device_mem() que aumenta dev->enable_cnt en 1 1, se elimin\u00f3 de ixgbe_resume() en el commit 6f82b2558735 (\"ixgbe: usar administraci\u00f3n de energ\u00eda gen\u00e9rica\"). Esto provoc\u00f3 un aumento/disminuci\u00f3n desequilibrado. As\u00ed que vuelva a agregar pci_enable_device_mem(). Corrija el siguiente rastreo de llamadas. ixgbe 0000:17:00.1: deshabilitar el seguimiento de llamadas del dispositivo ya deshabilitado: __ixgbe_shutdown+0x10a/0x1e0 [ixgbe] ixgbe_suspend+0x32/0x70 [ixgbe] pci_pm_suspend+0x87/0x160 ? pci_pm_freeze+0xd0/0xd0 dpm_run_callback+0x42/0x170 __device_suspend+0x114/0x460 async_suspend+0x1f/0xa0 async_run_entry_fn+0x3c/0xf0 Process_one_work+0x1dd/0x410 Workers_thread+0x34/0x3f0 ? cancel_delayed_work+0x90/0x90 kthread+0x14c/0x170 ? kthread_park+0x90/0x90 ret_from_fork+0x1f/0x30"
    }
  ],
  "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": "NVD-CWE-Other"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "5.9.0",
              "versionEndExcluding": "5.10.32",
              "matchCriteriaId": "E3DE1907-1009-48E0-B696-42F5B1135524"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "5.11.0",
              "versionEndExcluding": "5.11.16",
              "matchCriteriaId": "3C5242B9-B5BD-4578-AD66-69DF59D54A14"
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  "references": [
    {
      "url": "https://git.kernel.org/stable/c/be07581aacae7cd0a073afae8e8862032f794309",
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}