f2fs: fix null reference error when checking end of zone

{
  "id": "64b13e6869c3166b548bb672c16d1f1f60f86869d67cfbc9f7961ff35116d317",
  "url": "https://osv.dev/vulnerability/CVE-2024-43857",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "f2fs: fix null reference error when checking end of zone",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: f2fs: fix null reference error when checking end of zone This patch fixes a potentially null pointer being accessed by is_end_zone_blkaddr() that checks the last block of a zone when f2fs is mounted as a single device.",
    "evidence": "osv:CVE-2024-43857",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "6.6.64",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.10.3",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2024-43857",
      "aliases": [
        "CVE-2024-43857"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "e067dc3c6b9c419bac43c6a0be2d85f44681f863"
                },
                {
                  "fixed": "b98777309756ebe15cc9ad4e8ab64bbfaf878a3f"
                },
                {
                  "fixed": "381cbe85592c78fbaeb3e770e3e9f3bfa3e67efb"
                },
                {
                  "fixed": "c82bc1ab2a8a5e73d9728e80c4c2ed87e8921a38"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-43857.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.5.0"
                },
                {
                  "fixed": "6.6.64"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.7.0"
                },
                {
                  "fixed": "6.10.3"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-43857.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:31.514184543Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/381cbe85592c78fbaeb3e770e3e9f3bfa3e67efb",
        "https://git.kernel.org/stable/c/b98777309756ebe15cc9ad4e8ab64bbfaf878a3f",
        "https://git.kernel.org/stable/c/c82bc1ab2a8a5e73d9728e80c4c2ed87e8921a38",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/43xxx/CVE-2024-43857.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2024-43857",
        "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/2024/43xxx/CVE-2024-43857.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2024-43857",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 498382,
  "published_at": "2024-08-17T09:24:27.279+00:00"
}