afs: Fix incorrect free in candidate cleanup in afs_lookup_server()

{
  "id": "3f0946339d6fcf0efea09d0c62ced0feffe9f0e7977a064689d4a33c5b497f85",
  "url": "https://osv.dev/vulnerability/CVE-2026-97584",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "afs: Fix incorrect free in candidate cleanup in afs_lookup_server()",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: afs: Fix incorrect free in candidate cleanup in afs_lookup_server() Fix afs_lookup_server() to not free an existing server's endpoint state when cleaning up a candidate server. The candidate record doesn't have an endpoint state yet at this point, so the free for that can just be removed.",
    "evidence": "osv:CVE-2026-97584",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "6.12.111",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.18.53",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "7.2.7",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "high",
    "structured": {
      "id": "CVE-2026-97584",
      "aliases": [
        "CVE-2026-97584"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "d6aa05cd995830f6dcee7b139335edb266de38a6"
                },
                {
                  "fixed": "981d72663dee2fa6efaf202293e68d2b10a0d1d4"
                }
              ]
            },
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "4882ba78574e2d8c579658f65f6784b0d139d173"
                },
                {
                  "fixed": "e5bc0fa9959dc8f7eb1afab7c039594a16a1a65c"
                },
                {
                  "fixed": "349e713039a1fd6659c27e7a66238bfa49ce37e9"
                },
                {
                  "fixed": "044d596094af4b769fb8e1173dff0d08bd68db6c"
                }
              ]
            },
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "6.12.101"
                },
                {
                  "fixed": "6.12.111"
                }
              ]
            }
          ],
          "versions": [
            "v6.12.110",
            "v6.12.109",
            "v6.12.108",
            "v6.12.107",
            "v6.12.106",
            "v6.12.105",
            "v6.12.104",
            "v6.12.103",
            "v6.12.102",
            "v6.12.101"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-97584.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "6.12.111"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.13.0"
                },
                {
                  "fixed": "6.18.53"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.15.0"
                },
                {
                  "fixed": "7.2.7"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-97584.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:24.132927634Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/044d596094af4b769fb8e1173dff0d08bd68db6c",
        "https://git.kernel.org/stable/c/349e713039a1fd6659c27e7a66238bfa49ce37e9",
        "https://git.kernel.org/stable/c/981d72663dee2fa6efaf202293e68d2b10a0d1d4",
        "https://git.kernel.org/stable/c/e5bc0fa9959dc8f7eb1afab7c039594a16a1a65c",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/97xxx/CVE-2026-97584.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-97584",
        "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/2026/97xxx/CVE-2026-97584.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-97584",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 490688,
  "published_at": "2026-09-25T10:22:04.322+00:00"
}