idpf: fix possible vport_config NULL pointer deref in remove

{
  "id": "687072de02a414f3de11ec9adeb7cc7136cb82ac83610318cb114e66d02a203b",
  "url": "https://osv.dev/vulnerability/CVE-2025-68213",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "idpf: fix possible vport_config NULL pointer deref in remove",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: idpf: fix possible vport_config NULL pointer deref in remove Attempting to remove the driver will cause a crash in cases where the vport failed to initialize. Following trace is from an instance where the driver failed during an attempt to create a VF: [ 1661.543624] idpf 0000:84:00.7: Device HW Reset initiated [ 1722.923726] idpf 0000:84:00.7: Transaction timed-out (op:1 cookie:2900 vc_op:1 salt:29 timeout:60000ms) [ 1723.353263] BUG: kernel NULL pointer dereference, address: 0000000000000028 ... [ 1723.358472] RIP: 0010:idpf_remove+0x11c/0x200 [idpf] ... [ 1723.364973] Call Trace: [ 1723.365475] [ 1723.365972] pci_device_remove+0x42/0xb0 [ 1723.366481] device_release_driver_internal+0x1a9/0x210 [ 1723.366987] pci_stop_bus_device+0x6d/0x90 [ 1723.367488] pci_stop_and_remove_bus_device+0x12/0x20 [ 1723.367971] pci_iov_remove_virtfn+0xbd/0x120 [ 1723.368309] sriov_disable+0x34/0xe0 [ 1723.368643] idpf_sriov_configure+0x58/0x140 [idpf] [ 1723.368982] sriov_numvfs_store+0xda/0x1c0 Avoid the NULL pointer dereference by adding NULL pointer check for vport_config[i], before freeing user_config.q_coalesce.",
    "evidence": "osv:CVE-2025-68213",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "6.12.60",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.17.10",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2025-68213",
      "aliases": [
        "CVE-2025-68213"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
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                  "introduced": "bd80fbf3ed250ca98923780dab5e634db5d2f828"
                },
                {
                  "fixed": "a0e1c9bc1c9fe735978150ad075616a728073bc7"
                }
              ]
            },
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "e1e3fec3e34b4934a9d2c98e4ee00a4d87b19179"
                },
                {
                  "fixed": "d5be8663cff0ba7b94da34ebd499ce1123b4c334"
                },
                {
                  "fixed": "118082368c2b6ddefe6cb607efc312285148f044"
                }
              ]
            },
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
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                  "introduced": "6.12.43"
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              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
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              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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                  "introduced": "ba11b0f3e9a97661f6caeee3dfc633af8ecee5a5"
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          "versions": [
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            "v6.12.58",
            "v6.12.57",
            "v6.12.56",
            "v6.12.55",
            "v6.12.54",
            "v6.12.53",
            "v6.12.52",
            "v6.12.51",
            "v6.12.50",
            "v6.12.49",
            "v6.12.48",
            "v6.12.47",
            "v6.12.46",
            "v6.12.45",
            "v6.12.44",
            "v6.12.43",
            "v6.15.11",
            "v6.16.12",
            "v6.16.11",
            "v6.16.10",
            "v6.16.9",
            "v6.16.8",
            "v6.16.7",
            "v6.16.6",
            "v6.16.5",
            "v6.16.4",
            "v6.16.3",
            "v6.16.2"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-68213.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "6.12.60"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.13.0"
                },
                {
                  "fixed": "6.17.10"
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              ]
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          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-68213.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:22.997327981Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/118082368c2b6ddefe6cb607efc312285148f044",
        "https://git.kernel.org/stable/c/a0e1c9bc1c9fe735978150ad075616a728073bc7",
        "https://git.kernel.org/stable/c/d5be8663cff0ba7b94da34ebd499ce1123b4c334",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/68xxx/CVE-2025-68213.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2025-68213",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
      ],
      "provider_metadata": {
        "cna_assigner": "Linux",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/68xxx/CVE-2025-68213.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2025-68213",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 488892,
  "published_at": "2025-12-16T13:57:09.046+00:00"
}