{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "f6ad0a481342223b2e7ae9f55b154e14f1391ada"
            },
            {
              "fixed": "740f595f8ad678cb4d79f13edd12851df2492bdd"
            },
            {
              "fixed": "d3641afe6ee76d852834a34ef0669eefced32752"
            },
            {
              "fixed": "314966b490323bdcfd3162a1398b00e587e0ced4"
            },
            {
              "fixed": "ae10838a7cdf0e54caa9d0a4f488704fd04e7f01"
            },
            {
              "fixed": "a1ff367e0dc961d73707add508a95df5c3509bd1"
            },
            {
              "fixed": "23383e0578b58ba2dc0730cf9f7806bd66bf859a"
            },
            {
              "fixed": "e2948c4232209e87c861a680f20f1e3cf8a57fec"
            },
            {
              "fixed": "d3a421c82412344022982d5b91ba23194a0a6f29"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "3.7.0"
            },
            {
              "fixed": "5.10.271"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.11.0"
            },
            {
              "fixed": "5.15.222"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.16.0"
            },
            {
              "fixed": "6.1.189"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.158"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.112"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.54"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.2.8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/98xxx/CVE-2026-98210.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nmmc: mxcmmc: cancel data work and watchdog on remove\n\nmxcmci_remove() frees the host through the devm tail, but neither it nor\nmmc_remove_host() drains the driver's own asynchronous state.\nhost-\u003ewatchdog, a 10 s timer armed on the DMA path in mxcmci_setup_data(),\nis deleted only by the DMA- and IRQ-complete paths, which the remove path\ndoes not explicitly drain; it can therefore fire after the host is freed\nand dereference it in mxcmci_watchdog().  host-\u003edatawork, armed from the\nIRQ handler on the PIO path, is not cancelled by the remove path either.\n\nFree the devm-registered IRQ, then cancel datawork and delete the watchdog\nin mxcmci_remove(), before dma_release_channel().  Freeing the IRQ first\nkeeps a trailing handler from re-arming datawork between the cancel and\nthe host free.  Both callbacks are non-self-rearming.\n\nThis issue was found by an in-house static analysis tool.",
  "id": "CVE-2026-98210",
  "modified": "2026-10-07T02:30:42.125644752Z",
  "published": "2026-10-06T08:44:46.788Z",
  "references": [
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/23383e0578b58ba2dc0730cf9f7806bd66bf859a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/314966b490323bdcfd3162a1398b00e587e0ced4"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/740f595f8ad678cb4d79f13edd12851df2492bdd"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a1ff367e0dc961d73707add508a95df5c3509bd1"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ae10838a7cdf0e54caa9d0a4f488704fd04e7f01"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d3641afe6ee76d852834a34ef0669eefced32752"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d3a421c82412344022982d5b91ba23194a0a6f29"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e2948c4232209e87c861a680f20f1e3cf8a57fec"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/98xxx/CVE-2026-98210.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-98210"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "mmc: mxcmmc: cancel data work and watchdog on remove"
}