{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "7897b071ac3b45a5788d084fc7f8a8ee9e5f07f0"
            },
            {
              "fixed": "23b6a44ffea1c54a4232aa86ee470b21422a8cc5"
            },
            {
              "fixed": "e92a45b872b035c79acde8dd0da096a72b61ff2f"
            },
            {
              "fixed": "8558e3195664113c14a4d8fcf221b3caff41fed1"
            },
            {
              "fixed": "7d059f390750152b9bd69df934198651b94fc26d"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "5.5.0"
            },
            {
              "fixed": "6.12.111"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.53"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.2.7"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/97xxx/CVE-2026-97973.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: macb: destroy the phylink instance on the probe error path\n\nmacb_mii_init() creates a phylink instance on both of its success paths,\nbut the probe unwind frees the netdev without destroying it, so a failing\nmacb_alloc_tieoff() or register_netdev() leaks the instance.\n\nDestroy it at err_out_unregister_mdio, which is only reachable once\nmacb_mii_init() has succeeded, so bp-\u003ephylink is valid there.",
  "id": "CVE-2026-97973",
  "modified": "2026-09-26T03:30:17.291788279Z",
  "published": "2026-09-25T10:23:12.759Z",
  "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/23b6a44ffea1c54a4232aa86ee470b21422a8cc5"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7d059f390750152b9bd69df934198651b94fc26d"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/8558e3195664113c14a4d8fcf221b3caff41fed1"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e92a45b872b035c79acde8dd0da096a72b61ff2f"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/97xxx/CVE-2026-97973.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-97973"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "net: macb: destroy the phylink instance on the probe error path"
}