xfs: only call xf{array,blob}_destroy if we have a valid pointer

{
  "id": "16286713e0b7b56600f03bc3e4c782080c9f616bf731a030ed84297051772a1d",
  "url": "https://osv.dev/vulnerability/CVE-2026-23251",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "xfs: only call xf{array,blob}_destroy if we have a valid pointer",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: xfs: only call xf{array,blob}_destroy if we have a valid pointer Only call the xfarray and xfblob destructor if we have a valid pointer, and be sure to null out that pointer afterwards. Note that this patch fixes a large number of commits, most of which were merged between 6.9 and 6.10.",
    "evidence": "osv:CVE-2026-23251",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "6.12.75",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.18.16",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.19.6",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2026-23251",
      "aliases": [
        "CVE-2026-23251"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "ab97f4b1c030750f2475bf4da8a9554d02206640"
                },
                {
                  "fixed": "5de5be3ed7e7fa4ebde4f4b58fb9a629644f9202"
                },
                {
                  "fixed": "c9ccefacae0d8091683447bc338bd7741417039d"
                },
                {
                  "fixed": "d827612c81a26cc1dd83a211cfcb5ad8765da0c4"
                },
                {
                  "fixed": "ba408d299a3bb3c5309f40c5326e4fb83ead4247"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-23251.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.10.0"
                },
                {
                  "fixed": "6.12.75"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.13.0"
                },
                {
                  "fixed": "6.18.16"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.19.0"
                },
                {
                  "fixed": "6.19.6"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-23251.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:24.442659838Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/5de5be3ed7e7fa4ebde4f4b58fb9a629644f9202",
        "https://git.kernel.org/stable/c/ba408d299a3bb3c5309f40c5326e4fb83ead4247",
        "https://git.kernel.org/stable/c/c9ccefacae0d8091683447bc338bd7741417039d",
        "https://git.kernel.org/stable/c/d827612c81a26cc1dd83a211cfcb5ad8765da0c4",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/23xxx/CVE-2026-23251.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-23251",
        "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/2026/23xxx/CVE-2026-23251.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-23251",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 490800,
  "published_at": "2026-03-18T17:01:42.483+00:00"
}