{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "073d3dbe9a7c38888d8dafe09df421b174a6cffa"
            },
            {
              "fixed": "ebca7e5947720e9d4bd918af3e17720270c50744"
            },
            {
              "fixed": "9b19201f57d87c4d0777621275dbc59bff41b7f2"
            },
            {
              "fixed": "0bd9611587bb494c33566d825fe34b2705e4b167"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "4.12.0"
            },
            {
              "fixed": "6.12.111"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.53"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/93xxx/CVE-2026-93820.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nPCI: rockchip: Protect root bus removal with rescan lock\n\nHold the pci_rescan_remove_lock lock while stopping and removing a root bus\nto avoid racing with concurrent rescan or hotplug operations triggered via\nsysfs.  Such races may lead to use-after-free issues or system crashes.\n\n[bhelgaas: commit log]",
  "id": "CVE-2026-93820",
  "modified": "2026-09-27T03:30:27.715871983Z",
  "published": "2026-09-24T16:02:58.625Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/0bd9611587bb494c33566d825fe34b2705e4b167"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9b19201f57d87c4d0777621275dbc59bff41b7f2"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ebca7e5947720e9d4bd918af3e17720270c50744"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/93xxx/CVE-2026-93820.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-93820"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "PCI: rockchip: Protect root bus removal with rescan lock"
}