FKIE_CVE-2026-63997

Vulnerability from fkie_nvd - Published: 2026-07-19 16:17 - Updated: 2026-07-19 16:17
Severity
Summary
In the Linux kernel, the following vulnerability has been resolved: ethtool: module: avoid leaking a netdev ref on module flash errors module_flash_fw_schedule() is missing undo for setting the "in_progress" flag and taking the netdev reference. Delay taking these, the device can't disappear while we are holding rtnl_lock.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/61848c83b9132ab839809fe415ba7802a0aca4f6
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/956b134d917fd7e014dc7e39a9b7610c04fcc9ba
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/f7b4513e77f9571dc1041a798b93b5c4a4bfc191
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/fb7f511d62692661846c47f199e0afe25c2982db
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "net/ethtool/module.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "f7b4513e77f9571dc1041a798b93b5c4a4bfc191",
              "status": "affected",
              "version": "32b4c8b53ee7799e34a2b1634d32d3ce1e36c44e",
              "versionType": "git"
            },
            {
              "lessThan": "61848c83b9132ab839809fe415ba7802a0aca4f6",
              "status": "affected",
              "version": "32b4c8b53ee7799e34a2b1634d32d3ce1e36c44e",
              "versionType": "git"
            },
            {
              "lessThan": "956b134d917fd7e014dc7e39a9b7610c04fcc9ba",
              "status": "affected",
              "version": "32b4c8b53ee7799e34a2b1634d32d3ce1e36c44e",
              "versionType": "git"
            },
            {
              "lessThan": "fb7f511d62692661846c47f199e0afe25c2982db",
              "status": "affected",
              "version": "32b4c8b53ee7799e34a2b1634d32d3ce1e36c44e",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "net/ethtool/module.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.11"
            },
            {
              "lessThan": "6.11",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.93",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.35",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "7.0.*",
              "status": "unaffected",
              "version": "7.0.12",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.1",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nethtool: module: avoid leaking a netdev ref on module flash errors\n\nmodule_flash_fw_schedule() is missing undo for setting\nthe \"in_progress\" flag and taking the netdev reference.\nDelay taking these, the device can\u0027t disappear while\nwe are holding rtnl_lock."
    }
  ],
  "id": "CVE-2026-63997",
  "lastModified": "2026-07-19T16:17:39.270",
  "metrics": {},
  "published": "2026-07-19T16:17:39.270",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/61848c83b9132ab839809fe415ba7802a0aca4f6"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/956b134d917fd7e014dc7e39a9b7610c04fcc9ba"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/f7b4513e77f9571dc1041a798b93b5c4a4bfc191"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/fb7f511d62692661846c47f199e0afe25c2982db"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Received"
}



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